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+"ID","Description","Published","Solved By","Solve Status"
+1,"Multiples of 3 or 5",1002301200,994767,1
+2,"Even Fibonacci Numbers",1003510800,793361,1
+3,"Largest Prime Factor",1004724000,571429,1
+4,"Largest Palindrome Product",1005933600,505594,1
+5,"Smallest Multiple",1007143200,508489,1
+6,"Sum Square Difference",1008352800,511778,1
+7,"10001st Prime",1009562400,438054,1
+8,"Largest Product in a Series",1010772000,367372,1
+9,"Special Pythagorean Triplet",1011981600,372417,1
+10,"Summation of Primes",1013191200,341713,1
+11,"Largest Product in a Grid",1014400800,245684,1
+12,"Highly Divisible Triangular Number",1015610400,232214,1
+13,"Large Sum",1016820000,237513,1
+14,"Longest Collatz Sequence",1018026000,237924,1
+15,"Lattice Paths",1019235600,196653,1
+16,"Power Digit Sum",1020445200,240163,1
+17,"Number Letter Counts",1021654800,159820,1
+18,"Maximum Path Sum I",1022864400,153051,1
+19,"Counting Sundays",1024074000,142124,1
+20,"Factorial Digit Sum",1024678800,207933,1
+21,"Amicable Numbers",1025888400,154318,1
+22,"Names Scores",1027098000,141912,1
+23,"Non-Abundant Sums",1028307600,110631,1
+24,"Lexicographic Permutations",1029517200,121363,1
+25,"$1000$-digit Fibonacci Number",1030726800,163651,1
+26,"Reciprocal Cycles",1031936400,89472,1
+27,"Quadratic Primes",1033146000,92909,1
+28,"Number Spiral Diagonals",1034355600,114027,1
+29,"Distinct Powers",1035565200,111741,1
+30,"Digit Fifth Powers",1036778400,116264,1
+31,"Coin Sums",1037988000,90577,1
+32,"Pandigital Products",1039197600,75981,1
+33,"Digit Cancelling Fractions",1040407200,76299,1
+34,"Digit Factorials",1041616800,99789,1
+35,"Circular Primes",1042826400,89860,1
+36,"Double-base Palindromes",1044036000,94020,1
+37,"Truncatable Primes",1045245600,78224,1
+38,"Pandigital Multiples",1046455200,67182,1
+39,"Integer Right Triangles",1047664800,77780,1
+40,"Champernowne's Constant",1048874400,84911,1
+41,"Pandigital Prime",1050080400,72566,1
+42,"Coded Triangle Numbers",1051290000,78908,1
+43,"Sub-string Divisibility",1052499600,63914,1
+44,"Pentagon Numbers",1053709200,62546,1
+45,"Triangular, Pentagonal, and Hexagonal",1054918800,75260,1
+46,"Goldbach's Other Conjecture",1056128400,65743,1
+47,"Distinct Primes Factors",1057338000,61941,1
+48,"Self Powers",1058547600,118050,1
+49,"Prime Permutations",1059757200,61805,1
+50,"Consecutive Prime Sum",1060966800,66623,1
+51,"Prime Digit Replacements",1062176400,36750,0
+52,"Permuted Multiples",1063386000,69252,1
+53,"Combinatoric Selections",1064595600,62593,1
+54,"Poker Hands",1065805200,38781,0
+55,"Lychrel Numbers",1067014800,57249,1
+56,"Powerful Digit Sum",1068228000,61846,1
+57,"Square Root Convergents",1069437600,44608,1
+58,"Spiral Primes",1070647200,43037,1
+59,"XOR Decryption",1071856800,43998,0
+60,"Prime Pair Sets",1073066400,29060,0
+61,"Cyclical Figurate Numbers",1074276000,27595,0
+62,"Cubic Permutations",1075485600,33984,0
+63,"Powerful Digit Counts",1076695200,46091,0
+64,"Odd Period Square Roots",1077904800,23973,0
+65,"Convergents of $e$",1079114400,32149,0
+66,"Diophantine Equation",1080324000,21380,0
+67,"Maximum Path Sum II",1081530000,100857,0
+68,"Magic 5-gon Ring",1082739600,22474,0
+69,"Totient Maximum",1083949200,37428,0
+70,"Totient Permutation",1085158800,24145,0
+71,"Ordered Fractions",1086368400,31438,0
+72,"Counting Fractions",1087578000,24180,0
+73,"Counting Fractions in a Range",1088787600,26900,0
+74,"Digit Factorial Chains",1089997200,28739,0
+75,"Singular Integer Right Triangles",1091206800,19559,0
+76,"Counting Summations",1092416400,30643,0
+77,"Prime Summations",1093626000,20806,0
+78,"Coin Partitions",1094835600,18412,1
+79,"Passcode Derivation",1095440400,43370,0
+80,"Square Root Digital Expansion",1097254800,21434,0
+81,"Path Sum: Two Ways",1098464400,36640,0
+82,"Path Sum: Three Ways",1099677600,22714,0
+83,"Path Sum: Four Ways",1100887200,19641,0
+84,"Monopoly Odds",1102096800,13751,0
+85,"Counting Rectangles",1103306400,26518,0
+86,"Cuboid Route",1105120800,13810,0
+87,"Prime Power Triples",1106330400,22477,0
+88,"Product-sum Numbers",1107540000,11057,0
+89,"Roman Numerals",1108749600,22636,0
+90,"Cube Digit Pairs",1109959200,12318,0
+91,"Right Triangles with Integer Coordinates",1111168800,16709,0
+92,"Square Digit Chains",1112374800,44145,1
+93,"Arithmetic Expressions",1113584400,12861,0
+94,"Almost Equilateral Triangles",1114794000,13525,0
+95,"Amicable Chains",1116003600,15564,0
+96,"Su Doku",1117213200,18513,0
+97,"Large Non-Mersenne Prime",1118422800,45689,0
+98,"Anagramic Squares",1119027600,12396,0
+99,"Largest Exponential",1120237200,32642,0
+100,"Arranged Probability",1121446800,17673,0
+101,"Optimum Polynomial",1122656400,12524,0
+102,"Triangle Containment",1123866000,23464,0
+103,"Special Subset Sums: Optimum",1125075600,8771,0
+104,"Pandigital Fibonacci Ends",1126285200,17336,0
+105,"Special Subset Sums: Testing",1127494800,8743,0
+106,"Special Subset Sums: Meta-testing",1128704400,6980,1
+107,"Minimal Network",1129914000,11828,0
+108,"Diophantine Reciprocals I",1131127200,13587,0
+109,"Darts",1132336800,8816,0
+110,"Diophantine Reciprocals II",1133546400,8739,0
+111,"Primes with Runs",1134756000,7855,0
+112,"Bouncy Numbers",1135965600,26200,0
+113,"Non-bouncy Numbers",1139594400,11879,0
+114,"Counting Block Combinations I",1140199200,11645,0
+115,"Counting Block Combinations II",1140804000,10636,0
+116,"Red, Green or Blue Tiles",1141408800,12964,0
+117,"Red, Green, and Blue Tiles",1142013600,11937,0
+118,"Pandigital Prime Sets",1143223200,7560,0
+119,"Digit Power Sum",1144429200,13216,0
+120,"Square Remainders",1145638800,14733,0
+121,"Disc Game Prize Fund",1148058000,10427,0
+122,"Efficient Exponentiation",1149267600,8443,0
+123,"Prime Square Remainders",1150477200,12322,0
+124,"Ordered Radicals",1152896400,14580,0
+125,"Palindromic Sums",1154710800,14471,0
+126,"Cuboid Layers",1155920400,5148,0
+127,"abc-hits",1157130000,6755,0
+128,"Hexagonal Tile Differences",1159549200,5417,0
+129,"Repunit Divisibility",1161968400,6772,0
+130,"Composites with Prime Repunit Property",1161968400,6366,0
+131,"Prime Cube Partnership",1163181600,7927,0
+132,"Large Repunit Factors",1164996000,6817,0
+133,"Repunit Nonfactors",1164996000,5955,0
+134,"Prime Pair Connection",1166205600,7537,0
+135,"Same Differences",1167415200,6895,0
+136,"Singleton Difference",1167415200,6139,0
+137,"Fibonacci Golden Nuggets",1168624800,5964,0
+138,"Special Isosceles Triangles",1169290800,6286,0
+139,"Pythagorean Tiles",1169888400,6101,0
+140,"Modified Fibonacci Golden Nuggets",1170486000,4702,0
+141,"Square Progressive Numbers",1171688400,4277,0
+142,"Perfect Square Collection",1172278800,6245,0
+143,"Torricelli Triangles",1172869200,2988,0
+144,"Laser Beam Reflections ",1173459600,6751,0
+145,"Reversible Numbers",1174050000,17679,0
+146,"Investigating a Prime Pattern ",1174726800,5461,0
+147,"Rectangles in Cross-hatched Grids",1175317200,3288,0
+148,"Exploring Pascal's Triangle",1175907600,5540,0
+149,"Maximum-sum Subsequence",1176498000,5210,0
+150,"Sub-triangle Sums",1176498000,4264,0
+151,"A Preference for A5",1177088400,5948,0
+152,"Sums of Square Reciprocals",1177678800,2920,0
+153,"Investigating Gaussian Integers",1178355600,2839,0
+154,"Exploring Pascal's Pyramid",1178946000,2852,0
+155,"Counting Capacitor Circuits",1179536400,3872,0
+156,"Counting Digits",1180126800,2643,0
+157,"Base-10 Diophantine Reciprocal",1180717200,2937,0
+158,"Lexicographical Neighbours",1181912400,3916,0
+159,"Digital Root Sums of Factorisations",1183208400,3531,0
+160,"Factorial Trailing Digits",1189170000,3778,0
+161,"Triominoes",1190394000,2309,0
+162,"Hexadecimal Numbers",1191618000,5719,0
+163,"Cross-hatched Triangles",1192237200,1976,0
+164,"Three Consecutive Digital Sum Limit",1192856400,6126,0
+165,"Intersections",1193475600,2815,0
+166,"Criss Cross",1194094800,4402,0
+167,"Investigating Ulam Sequences",1194613200,1846,0
+168,"Number Rotations",1195232400,2873,0
+169,"Sums of Powers of Two",1195851600,5458,0
+170,"Pandigital Concatenating Products",1196470800,2152,0
+171,"Square Sum of the Digital Squares",1197090000,3006,0
+172,"Few Repeated Digits",1197709200,4074,0
+173,"Hollow Square Laminae I",1198328400,9623,0
+174,"Hollow Square Laminae II",1198328400,6261,0
+175,"Fractions and Sum of Powers of Two",1198846800,1934,0
+176,"Common Cathetus Right-angled Triangles",1199466000,2053,0
+177,"Integer Angled Quadrilaterals",1200085200,1389,0
+178,"Step Numbers",1200704400,3661,0
+179,"Consecutive Positive Divisors",1201323600,11881,0
+180,"Golden Triplets",1201942800,1714,0
+181,"Grouping Two Different Coloured Objects",1202562000,2163,0
+182,"RSA Encryption",1203080400,2791,0
+183,"Maximum Product of Parts",1203699600,4964,0
+184,"Triangles Containing the Origin",1204318800,1784,0
+185,"Number Mind",1204938000,3356,0
+186,"Connectedness of a Network",1205557200,3059,0
+187,"Semiprimes",1206176400,11798,0
+188,"Hyperexponentiation",1207314000,6736,0
+189,"Tri-colouring a Triangular Grid",1207929600,2218,0
+190,"Maximising a Weighted Product",1208552400,4420,0
+191,"Prize Strings",1209168000,7502,0
+192,"Best Approximations",1209787200,1769,0
+193,"Squarefree Numbers",1210420800,3620,0
+194,"Coloured Configurations",1211014800,1522,0
+195,"$60$-degree Triangle Inscribed Circles",1211547600,1515,0
+196,"Prime Triplets",1212166800,2777,0
+197,"A Recursively Defined Sequence",1212786000,5201,0
+198,"Ambiguous Numbers",1213405200,1222,0
+199,"Iterative Circle Packing",1214024400,2101,0
+200,"Prime-proof Squbes",1214643600,2569,0
+201,"Subsets with a Unique Sum",1215262800,2501,0
+202,"Laserbeam",1215262800,2733,0
+203,"Squarefree Binomial Coefficients",1220706000,9636,0
+204,"Generalised Hamming Numbers",1220706000,7760,0
+205,"Dice Game",1220706000,15689,0
+206,"Concealed Square",1220706000,25698,0
+207,"Integer Partition Equations",1220706000,4984,0
+208,"Robot Walks",1221224400,1884,0
+209,"Circular Logic",1221843600,2676,0
+210,"Obtuse Angled Triangles",1222462800,1820,0
+211,"Divisor Square Sum",1223082000,4461,0
+212,"Combined Volume of Cuboids",1223701200,1487,0
+213,"Flea Circus",1224320400,2498,0
+214,"Totient Chains",1224939600,5530,0
+215,"Crack-free Walls",1225458000,3901,0
+216,"The Primality of $2n^2 - 1$",1226077200,4359,0
+217,"Balanced Numbers",1226696400,1620,0
+218,"Perfect Right-angled Triangles",1227315600,3202,0
+219,"Skew-cost Coding",1227934800,1574,0
+220,"Heighway Dragon",1228554000,2304,0
+221,"Alexandrian Integers",1229173200,2239,0
+222,"Sphere Packing",1229691600,2220,0
+223,"Almost Right-angled Triangles I",1230310800,1645,0
+224,"Almost Right-angled Triangles II",1230310800,1332,0
+225,"Tribonacci Non-divisors",1230310800,4723,0
+226,"A Scoop of Blancmange",1230930000,1855,0
+227,"The Chase",1231549200,2255,0
+228,"Minkowski Sums",1232168400,1421,0
+229,"Four Representations Using Squares",1232787600,1569,0
+230,"Fibonacci Words",1233406800,3035,0
+231,"Prime Factorisation of Binomial Coefficients",1233925200,5766,0
+232,"The Race",1234544400,1914,0
+233,"Lattice Points on a Circle",1235163600,2486,0
+234,"Semidivisible Numbers",1235782800,3435,0
+235,"An Arithmetic Geometric Sequence",1236402000,5252,0
+236,"Luxury Hampers",1237021200,1011,0
+237,"Tours on a $4 \times N$ Playing Board",1237640400,1685,0
+238,"Infinite String Tour",1238335200,1036,0
+239,"Twenty-two Foolish Primes",1238774400,1934,0
+240,"Top Dice",1239397200,2324,0
+241,"Perfection Quotients",1240016400,999,0
+242,"Odd Triplets",1240635600,1114,0
+243,"Resilience",1241254800,10077,0
+244,"Sliders",1241874000,1409,0
+245,"Coresilience",1242392400,881,0
+246,"Tangents to an Ellipse",1243008000,867,0
+247,"Squares Under a Hyperbola",1243627200,1571,0
+248,"Euler's Totient Function Equals 13!",1244246400,1392,0
+249,"Prime Subset Sums",1244865600,2698,0
+250,"$250250$",1244865600,3177,0
+251,"Cardano Triplets",1245484800,1490,0
+252,"Convex Holes",1246104000,904,0
+253,"Tidying Up A",1251460800,1107,0
+254,"Sums of Digit Factorials",1252080000,1037,0
+255,"Rounded Square Roots",1252699200,932,0
+256,"Tatami-Free Rooms",1253318400,787,0
+257,"Angular Bisectors",1253937600,745,0
+258,"A Lagged Fibonacci Sequence",1254556800,1712,0
+259,"Reachable Numbers",1255176000,1613,0
+260,"Stone Game",1255694400,1407,0
+261,"Pivotal Square Sums",1256313600,742,0
+262,"Mountain Range",1256936400,771,0
+263,"An Engineers' Dream Come True",1257555600,1119,0
+264,"Triangle Centres",1258174800,611,0
+265,"Binary Circles",1258794000,4442,0
+266,"Pseudo Square Root",1259413200,1810,0
+267,"Billionaire",1259931600,3615,0
+268,"At Least Four Distinct Prime Factors Less Than 100",1260550800,1553,0
+269,"Polynomials with at Least One Integer Root",1261213200,747,0
+270,"Cutting Squares",1261789200,682,0
+271,"Modular Cubes, Part 1",1262408400,2538,0
+272,"Modular Cubes, Part 2",1262408400,1058,0
+273,"Sum of Squares",1263042000,1473,0
+274,"Divisibility Multipliers",1263560400,1510,0
+275,"Balanced Sculptures",1264179600,654,0
+276,"Primitive Triangles",1264798800,1163,0
+277,"A Modified Collatz Sequence",1265418000,3418,0
+278,"Linear Combinations of Semiprimes",1266037200,1108,0
+279,"Triangles with Integral Sides and an Integral Angle ",1266656400,797,0
+280,"Ant and Seeds",1267275600,1120,0
+281,"Pizza Toppings",1267794000,1048,0
+282,"The Ackermann Function",1268413200,1093,0
+283,"Integer Sided Triangles with Integral Area/perimeter Ratio",1269032400,675,0
+284,"Steady Squares",1269651600,1344,0
+285,"Pythagorean Odds",1270267200,1302,0
+286,"Scoring Probabilities",1270267200,2270,0
+287,"Quadtree Encoding (a Simple Compression Algorithm)",1270886400,1544,0
+288,"An Enormous Factorial",1271505600,1769,0
+289,"Eulerian Cycles",1272024000,529,0
+290,"Digital Signature",1272643200,1043,0
+291,"Panaitopol Primes",1273262400,1541,0
+292,"Pythagorean Polygons",1273881600,609,0
+293,"Pseudo-Fortunate Numbers",1274500800,3154,0
+294,"Sum of Digits - Experience #23",1275120000,986,0
+295,"Lenticular Holes",1275739200,490,0
+296,"Angular Bisector and Tangent",1276257600,636,0
+297,"Zeckendorf Representation",1276876800,2934,0
+298,"Selective Amnesia",1277496000,715,0
+299,"Three Similar Triangles",1278115200,664,0
+300,"Protein Folding",1283601600,1185,0
+301,"Nim",1284217200,6887,0
+302,"Strong Achilles Numbers",1284832800,797,0
+303,"Multiples with Small Digits",1285448400,3841,0
+304,"Primonacci",1286064000,2335,0
+305,"Reflexive Position",1286679600,647,0
+306,"Paper-strip Game",1287295200,1298,0
+307,"Chip Defects",1287910800,1759,0
+308,"An Amazing Prime-generating Automaton",1288440000,821,0
+309,"Integer Ladders",1289059200,878,0
+310,"Nim Square",1289674800,1239,0
+311,"Biclinic Integral Quadrilaterals",1290290400,459,0
+312,"Cyclic Paths on Sierpiński Graphs",1290906000,898,0
+313,"Sliding Game",1291521600,1712,0
+314,"The Mouse on the Moon",1292137200,553,0
+315,"Digital Root Clocks",1292752800,3590,0
+316,"Numbers in Decimal Expansions",1293282000,709,0
+317,"Firecracker",1293897600,2843,0
+318,"2011 Nines",1293897600,994,0
+319,"Bounded Sequences",1294513200,429,0
+320,"Factorials Divisible by a Huge Integer",1295128800,931,0
+321,"Swapping Counters",1295744400,1836,0
+322,"Binomial Coefficients Divisible by 10",1296360000,493,0
+323,"Bitwise-OR Operations on Random Integers",1296975600,4125,0
+324,"Building a Tower",1297591200,749,0
+325,"Stone Game II",1298120400,652,0
+326,"Modulo Summations",1298736000,566,0
+327,"Rooms of Doom",1299351600,1198,0
+328,"Lowest-cost Search",1299967200,473,0
+329,"Prime Frog",1300582800,2665,0
+330,"Euler's Number",1301198400,569,0
+331,"Cross Flips",1301814000,447,0
+332,"Spherical Triangles",1302426000,654,0
+333,"Special Partitions",1302955200,1325,0
+334,"Spilling the Beans",1303570800,508,0
+335,"Gathering the Beans",1303570800,547,0
+336,"Maximix Arrangements",1304186400,2199,0
+337,"Totient Stairstep Sequences",1304802000,560,0
+338,"Cutting Rectangular Grid Paper",1305417600,351,0
+339,"Peredur Fab Efrawg",1306033200,600,0
+340,"Crazy Function",1306648800,1182,0
+341,"Golomb's Self-describing Sequence",1307264400,990,0
+342,"The Totient of a Square Is a Cube",1307793600,855,0
+343,"Fractional Sequences",1308409200,1490,0
+344,"Silver Dollar Game",1309024800,348,0
+345,"Matrix Sum",1315062000,6043,0
+346,"Strong Repunits",1315062000,4615,0
+347,"Largest Integer Divisible by Two Primes",1315062000,4868,0
+348,"Sum of a Square and a Cube",1315062000,3238,0
+349,"Langton's Ant",1315062000,2041,0
+350,"Constraining the Least Greatest and the Greatest Least",1315677600,502,0
+351,"Hexagonal Orchards",1316293200,2722,0
+352,"Blood Tests",1317513600,647,0
+353,"Risky Moon",1318129200,521,0
+354,"Distances in a Bee's Honeycomb ",1318744800,475,0
+355,"Maximal Coprime Subset",1319360400,566,0
+356,"Largest Roots of Cubic Polynomials",1319889600,635,0
+357,"Prime Generating Integers",1320508800,8647,0
+358,"Cyclic Numbers",1321124400,1713,0
+359,"Hilbert's New Hotel",1321740000,1617,0
+360,"Scary Sphere",1322355600,620,0
+361,"Subsequence of Thue-Morse Sequence",1322971200,328,0
+362,"Squarefree Factors",1323586800,504,0
+363,"Bézier Curves",1324202400,1189,0
+364,"Comfortable Distance",1324731600,749,0
+365,"A Huge Binomial Coefficient",1325347200,1358,0
+366,"Stone Game III",1325962800,729,0
+367,"Bozo Sort",1326578400,549,0
+368,"A Kempner-like Series",1327194000,579,0
+369,"Badugi",1327809600,492,0
+370,"Geometric Triangles",1328425200,564,0
+371,"Licence Plates",1329040800,1737,0
+372,"Pencils of Rays",1329570000,428,0
+373,"Circumscribed Circles",1330185600,365,0
+374,"Maximum Integer Partition Product",1330801200,724,0
+375,"Minimum of Subsequences",1331416800,945,0
+376,"Nontransitive Sets of Dice",1332032400,300,0
+377,"Sum of Digits - Experience #13",1332648000,772,0
+378,"Triangle Triples",1333260000,932,0
+379,"Least Common Multiple Count",1333879200,554,0
+380,"Amazing Mazes!",1334408400,542,0
+381,"$(\text{prime}-k)$ Factorial",1335024000,4538,0
+382,"Generating Polygons",1335639600,357,0
+383,"Divisibility Comparison Between Factorials",1336255200,504,0
+384,"Rudin-Shapiro Sequence",1336870800,352,0
+385,"Ellipses Inside Triangles",1337486400,302,0
+386,"Maximum Length of an Antichain",1338102000,792,0
+387,"Harshad Numbers",1338717600,4950,0
+388,"Distinct Lines",1339246800,625,0
+389,"Platonic Dice",1339862400,1635,0
+390,"Triangles with Non Rational Sides and Integral Area",1340478000,597,0
+391,"Hopping Game",1341093600,285,0
+392,"Enmeshed Unit Circle",1346504400,832,0
+393,"Migrating Ants",1347120000,814,0
+394,"Eating Pie",1347735600,568,0
+395,"Pythagorean Tree",1348351200,733,0
+396,"Weak Goodstein Sequence",1348966800,701,0
+397,"Triangle on Parabola",1349582400,287,0
+398,"Cutting Rope",1350198000,404,0
+399,"Squarefree Fibonacci Numbers",1350813600,608,0
+400,"Fibonacci Tree Game",1351342800,499,0
+401,"Sum of Squares of Divisors",1352563200,2758,0
+402,"Integer-valued Polynomials",1353178800,437,0
+403,"Lattice Points Enclosed by Parabola and Line",1353794400,379,0
+404,"Crisscross Ellipses",1354410000,341,0
+405,"A Rectangular Tiling",1355025600,652,0
+406,"Guessing Game",1355641200,395,0
+407,"Idempotents",1356256800,2618,0
+408,"Admissible Paths Through a Grid",1356786000,607,0
+409,"Nim Extreme",1357401600,475,0
+410,"Circle and Tangent Line",1358017200,291,0
+411,"Uphill Paths",1358632800,704,0
+412,"Gnomon Numbering",1359248400,525,0
+413,"One-child Numbers",1359864000,414,0
+414,"Kaprekar Constant",1360479600,305,0
+415,"Titanic Sets",1361095200,337,0
+416,"A Frog's Trip",1361624400,308,0
+417,"Reciprocal Cycles II",1362240000,942,0
+418,"Factorisation Triples",1362855600,732,0
+419,"Look and Say Sequence",1363471200,518,0
+420,"$2 \times 2$ Positive Integer Matrix",1364086800,467,0
+421,"Prime Factors of $n^{15}+1$",1364698800,704,0
+422,"Sequence of Points on a Hyperbola",1365314400,299,0
+423,"Consecutive Die Throws",1365930000,519,0
+424,"Kakuro",1366459200,436,0
+425,"Prime Connection",1367074800,1561,0
+426,"Box-Ball System",1367690400,267,0
+427,"$n$-sequences",1368306000,338,0
+428,"Necklace of Circles",1368921600,265,0
+429,"Sum of Squares of Unitary Divisors",1369537200,2689,0
+430,"Range Flips",1370152800,908,0
+431,"Square Space Silo",1370768400,651,0
+432,"Totient Sum",1371297600,525,0
+433,"Steps in Euclid's Algorithm",1371913200,491,0
+434,"Rigid Graphs",1372528800,352,0
+435,"Polynomials of Fibonacci Numbers",1378566000,1191,0
+436,"Unfair Wager",1379181600,483,0
+437,"Fibonacci Primitive Roots",1379797200,848,0
+438,"Integer Part of Polynomial Equation's Solutions",1380412800,292,0
+439,"Sum of Sum of Divisors",1381028400,414,0
+440,"GCD and Tiling",1381644000,407,0
+441,"The Inverse Summation of Coprime Couples",1382259600,380,0
+442,"Eleven-free Integers",1382788800,415,0
+443,"GCD Sequence",1383408000,1211,0
+444,"The Roundtable Lottery",1384023600,325,0
+445,"Retractions A",1384639200,412,0
+446,"Retractions B",1384639200,390,0
+447,"Retractions C",1384639200,326,0
+448,"Average Least Common Multiple",1385254800,369,0
+449,"Chocolate Covered Candy",1386475200,959,0
+450,"Hypocycloid and Lattice Points",1387090800,203,0
+451,"Modular Inverses",1387706400,1539,0
+452,"Long Products",1388235600,616,0
+453,"Lattice Quadrilaterals",1388851200,230,0
+454,"Diophantine Reciprocals III",1389466800,508,0
+455,"Powers with Trailing Digits",1390082400,770,0
+456,"Triangles Containing the Origin II",1390698000,424,0
+457,"A Polynomial Modulo the Square of a Prime",1391313600,849,0
+458,"Permutations of Project",1391929200,980,0
+459,"Flipping Game",1392544800,251,0
+460,"An Ant on the Move",1393074000,340,0
+461,"Almost Pi",1393689600,1285,0
+462,"Permutation of 3-smooth Numbers",1394305200,339,0
+463,"A Weird Recurrence Relation",1394920800,1166,0
+464,"Möbius Function and Intervals",1395536400,346,0
+465,"Polar Polygons",1396152000,233,0
+466,"Distinct Terms in a Multiplication Table",1396764000,345,0
+467,"Superinteger",1397379600,469,0
+468,"Smooth Divisors of Binomial Coefficients",1397908800,294,0
+469,"Empty Chairs",1398524400,792,0
+470,"Super Ramvok",1399140000,247,0
+471,"Triangle Inscribed in Ellipse",1399755600,231,0
+472,"Comfortable Distance II",1400371200,274,0
+473,"Phigital Number Base",1400986800,771,0
+474,"Last Digits of Divisors",1401602400,441,0
+475,"Music Festival",1402218000,470,0
+476,"Circle Packing II",1402747200,437,0
+477,"Number Sequence Game",1408806000,277,0
+478,"Mixtures",1409421600,203,0
+479,"Roots on the Rise",1410037200,1375,0
+480,"The Last Question",1410652800,613,0
+481,"Chef Showdown",1411268400,260,0
+482,"The Incenter of a Triangle",1411884000,231,0
+483,"Repeated Permutation",1412499600,270,0
+484,"Arithmetic Derivative",1413028800,398,0
+485,"Maximum Number of Divisors",1413644400,1232,0
+486,"Palindrome-containing Strings",1414260000,278,0
+487,"Sums of Power Sums",1414879200,689,0
+488,"Unbalanced Nim",1415494800,248,0
+489,"Common Factors Between Two Sequences",1416110400,267,0
+490,"Jumping Frog",1416726000,321,0
+491,"Double Pandigital Number Divisible by $11$",1417341600,2277,0
+492,"Exploding Sequence",1417870800,379,0
+493,"Under the Rainbow",1418486400,5645,0
+494,"Collatz Prefix Families",1419102000,229,0
+495,"Writing $n$ as the Product of $k$ Distinct Positive Integers",1419717600,323,0
+496,"Incenter and Circumcenter of Triangle",1420333200,329,0
+497,"Drunken Tower of Hanoi",1420948800,582,0
+498,"Remainder of Polynomial Division",1421564400,549,0
+499,"St. Petersburg Lottery",1422180000,357,0
+500,"Problem 500!!!",1422709200,4285,0
+501,"Eight Divisors",1422709200,1463,0
+502,"Counting Castles",1423324800,311,0
+503,"Compromise or Persist",1423940400,337,0
+504,"Square on the Inside",1424556000,3250,0
+505,"Bidirectional Recurrence",1425171600,221,0
+506,"Clock Sequence",1425787200,921,0
+507,"Shortest Lattice Vector",1426402800,228,0
+508,"Integers in Base $i-1$",1427018400,248,0
+509,"Divisor Nim",1427547600,620,0
+510,"Tangent Circles",1428159600,1068,0
+511,"Sequences with Nice Divisibility Properties",1428775200,438,0
+512,"Sums of Totients of Powers",1429390800,1590,0
+513,"Integral Median",1430006400,327,0
+514,"Geoboard Shapes",1430622000,228,0
+515,"Dissonant Numbers",1431237600,490,0
+516,"$5$-smooth Totients",1431853200,1651,0
+517,"A Real Recursion",1432382400,482,0
+518,"Prime Triples and Geometric Sequences",1432998000,1700,0
+519,"Tricoloured Coin Fountains",1433613600,361,0
+520,"Simbers",1434229200,437,0
+521,"Smallest Prime Factor",1434844800,796,0
+522,"Hilbert's Blackout",1435460400,287,0
+523,"First Sort I",1441519200,1053,0
+524,"First Sort II",1441519200,240,0
+525,"Rolling Ellipse",1442134800,524,0
+526,"Largest Prime Factors of Consecutive Numbers",1442664000,329,0
+527,"Randomized Binary Search",1443279600,778,0
+528,"Constrained Sums",1443895200,295,0
+529,"$10$-substrings",1444510800,265,0
+530,"GCD of Divisors",1445126400,482,0
+531,"Chinese Leftovers",1445745600,1212,0
+532,"Nanobots on Geodesics",1446361200,322,0
+533,"Minimum Values of the Carmichael Function",1446976800,348,0
+534,"Weak Queens",1447506000,327,0
+535,"Fractal Sequence",1448121600,304,0
+536,"Modulo Power Identity ",1448737200,310,0
+537,"Counting Tuples",1449352800,668,0
+538,"Maximum Quadrilaterals",1449968400,342,0
+539,"Odd Elimination",1450584000,874,0
+540,"Counting Primitive Pythagorean Triples",1451199600,698,0
+541,"Divisibility of Harmonic Number Denominators",1451815200,222,0
+542,"Geometric Progression with Maximum Sum",1452344400,242,0
+543,"Prime-Sum Numbers",1452960000,733,0
+544,"Chromatic Conundrum",1453575600,271,0
+545,"Faulhaber's Formulas",1454191200,560,0
+546,"The Floor's Revenge",1454806800,247,0
+547,"Distance of Random Points Within Hollow Square Laminae",1455422400,243,0
+548,"Gozinta Chains",1456038000,657,0
+549,"Divisibility of Factorials",1456653600,2887,0
+550,"Divisor Game",1457182800,377,0
+551,"Sum of Digits Sequence",1457798400,495,0
+552,"Chinese Leftovers II",1458414000,465,0
+553,"Power Sets of Power Sets",1459029600,223,0
+554,"Centaurs on a Chess Board",1459641600,254,0
+555,"McCarthy 91 Function",1460257200,738,0
+556,"Squarefree Gaussian Integers",1460872800,265,0
+557,"Cutting Triangles",1461488400,303,0
+558,"Irrational Base",1462017600,267,0
+559,"Permuted Matrices",1462633200,202,0
+560,"Coprime Nim",1463248800,342,0
+561,"Divisor Pairs",1463864400,813,0
+562,"Maximal Perimeter",1464480000,201,0
+563,"Robot Welders",1465095600,350,0
+564,"Maximal Polygons",1465711200,253,0
+565,"Divisibility of Sum of Divisors",1466326800,658,0
+566,"Cake Icing Puzzle",1466856000,192,0
+567,"Reciprocal Games I",1472914800,314,0
+568,"Reciprocal Games II",1472914800,307,0
+569,"Prime Mountain Range",1473530400,417,0
+570,"Snowflakes",1474146000,287,0
+571,"Super Pandigital Numbers",1474761600,1162,0
+572,"Idempotent Matrices",1475377200,358,0
+573,"Unfair Race",1475992800,219,0
+574,"Verifying Primes",1476608400,280,0
+575,"Wandering Robots",1477137600,620,0
+576,"Irrational Jumps",1477753200,247,0
+577,"Counting Hexagons",1478977200,1661,0
+578,"Integers with Decreasing Prime Powers",1479592800,252,0
+579,"Lattice Points in Lattice Cubes",1480208400,177,0
+580,"Squarefree Hilbert Numbers",1480824000,269,0
+581,"$47$-smooth Triangular Numbers",1481439600,915,0
+582,"Nearly Isosceles $120$ Degree Triangles",1482055200,343,0
+583,"Heron Envelopes",1482584400,388,0
+584,"Birthday Problem Revisited",1483200000,224,0
+585,"Nested Square Roots",1483815600,191,0
+586,"Binary Quadratic Form",1484431200,245,0
+587,"Concave Triangle",1485046800,3310,0
+588,"Quintinomial Coefficients",1485662400,463,0
+589,"Poohsticks Marathon",1486278000,215,0
+590,"Sets with a Given Least Common Multiple",1486893600,276,0
+591,"Best Approximations by Quadratic Integers",1487422800,204,0
+592,"Factorial Trailing Digits 2",1488038400,303,0
+593,"Fleeting Medians",1488654000,567,0
+594,"Rhombus Tilings",1489269600,201,0
+595,"Incremental Random Sort",1489885200,659,0
+596,"Number of Lattice Points in a Hyperball",1490497200,381,0
+597,"Torpids",1491112800,183,0
+598,"Split Divisibilities",1491728400,512,0
+599,"Distinct Colourings of a Rubik's Cube",1492257600,325,0
+600,"Integer Sided Equiangular Hexagons",1492873200,645,0
+601,"Divisibility Streaks",1493488800,2162,0
+602,"Product of Head Counts",1494104400,526,0
+603,"Substring Sums of Prime Concatenations",1494720000,455,0
+604,"Convex Path in Square",1495335600,533,0
+605,"Pairwise Coin-Tossing Game",1495951200,889,0
+606,"Gozinta Chains II",1496566800,399,0
+607,"Marsh Crossing",1497096000,1788,0
+608,"Divisor Sums",1497711600,320,0
+609,"$\pi$ Sequences",1504969200,983,0
+610,"Roman Numerals II",1506189600,606,0
+611,"Hallway of Square Steps",1507410000,351,0
+612,"Friend Numbers",1508630400,715,0
+613,"Pythagorean Ant",1509854400,1892,0
+614,"Special Partitions 2",1511074800,321,0
+615,"The Millionth Number with at Least One Million Prime Factors",1512295200,615,0
+616,"Creative Numbers",1513429200,504,0
+617,"Mirror Power Sequence",1514649600,395,0
+618,"Numbers with a Given Prime Factor Sum",1515870000,1099,0
+619,"Square Subsets",1517090400,422,0
+620,"Planetary Gears",1518310800,179,0
+621,"Expressing an Integer as the Sum of Triangular Numbers",1519531200,583,0
+622,"Riffle Shuffles",1520751600,1829,0
+623,"Lambda Count",1521968400,331,0
+624,"Two Heads Are Better Than One",1523102400,666,0
+625,"Gcd Sum",1524322800,658,0
+626,"Counting Binary Matrices",1525543200,235,0
+627,"Counting Products",1526763600,253,0
+628,"Open Chess Positions",1527984000,835,0
+629,"Scatterstone Nim",1529204400,255,0
+630,"Crossed Lines",1530424800,1065,0
+631,"Constrained Permutations",1531645200,200,0
+632,"Square Prime Factors",1532779200,506,0
+633,"Square Prime Factors II",1532779200,335,0
+634,"Numbers of the Form $a^2b^3$",1533999600,650,0
+635,"Subset Sums",1535220000,364,0
+636,"Restricted Factorisations",1536440400,202,0
+637,"Flexible Digit Sum",1537660800,340,0
+638,"Weighted Lattice Paths",1538881200,398,0
+639,"Summing a Multiplicative Function",1540101600,279,0
+640,"Shut the Box",1540720800,380,0
+641,"A Long Row of Dice",1541250000,522,0
+642,"Sum of Largest Prime Factors",1541865600,377,0
+643,"$2$-Friendly",1542481200,642,0
+644,"Squares on the Line",1543096800,171,0
+645,"Every Day Is a Holiday",1543712400,221,0
+646,"Bounded Divisors",1544328000,297,0
+647,"Linear Transformations of Polygonal Numbers",1544943600,458,0
+648,"Skipping Squares",1545559200,300,0
+649,"Low-Prime Chessboard Nim",1546088400,433,0
+650,"Divisors of Binomial Product",1546704000,1738,0
+651,"Patterned Cylinders",1547319600,183,0
+652,"Distinct Values of a Proto-logarithmic Function",1547935200,181,0
+653,"Frictionless Tube",1548550800,333,0
+654,"Neighbourly Constraints",1549166400,365,0
+655,"Divisible Palindromes",1549782000,559,0
+656,"Palindromic Sequences",1550397600,257,0
+657,"Incomplete Words",1550926800,578,0
+658,"Incomplete Words II",1550926800,255,0
+659,"Largest Prime",1551542400,997,0
+660,"Pandigital Triangles",1552158000,320,0
+661,"A Long Chess Match",1552773600,238,0
+662,"Fibonacci Paths",1553389200,841,0
+663,"Sums of Subarrays",1554001200,375,0
+664,"An Infinite Game",1554616800,200,0
+665,"Proportionate Nim",1555232400,263,0
+666,"Polymorphic Bacteria",1555761600,302,0
+667,"Moving Pentagon",1556377200,205,0
+668,"Square Root Smooth Numbers",1556992800,1105,0
+669,"The King's Banquet",1557608400,330,0
+670,"Colouring a Strip",1558224000,355,0
+671,"Colouring a Loop",1558224000,183,0
+672,"One More One",1558839600,280,0
+673,"Beds and Desks",1559455200,330,0
+674,"Solving $\mathcal{I}$-equations",1560070800,182,0
+675,"$2^{\omega(n)}$",1560600000,783,0
+676,"Matching Digit Sums",1561215600,242,0
+677,"Coloured Graphs",1561831200,187,0
+678,"Fermat-like Equations",1567890000,251,0
+679,"Freefarea",1568505600,912,0
+680,"Yarra Gnisrever",1569121200,197,0
+681,"Maximal Area",1569736800,241,0
+682,"$5$-Smooth Pairs",1570352400,280,0
+683,"The Chase II",1570881600,337,0
+684,"Inverse Digit Sum",1571497200,2811,0
+685,"Inverse Digit Sum II",1571497200,212,0
+686,"Powers of Two",1572112800,3594,0
+687,"Shuffling Cards",1572732000,323,0
+688,"Piles of Plates",1573347600,790,0
+689,"Binary Series",1573963200,238,0
+690,"Tom and Jerry",1574578800,219,0
+691,"Long Substring with Many Repetitions",1575194400,282,0
+692,"Siegbert and Jo",1575723600,1376,0
+693,"Finite Sequence Generator",1576339200,299,0
+694,"Cube-full Divisors",1576954800,1042,0
+695,"Random Rectangles",1577570400,219,0
+696,"Mahjong",1578186000,183,0
+697,"Randomly Decaying Sequence",1578801600,597,0
+698,"123 Numbers",1579417200,457,0
+699,"Triffle Numbers",1580032800,197,0
+700,"Eulercoin",1580562000,3494,0
+701,"Random Connected Area",1581177600,364,0
+702,"Jumping Flea",1581793200,169,0
+703,"Circular Logic II",1582408800,327,0
+704,"Factors of Two in Binomial Coefficients",1583024400,961,0
+705,"Total Inversion Count of Divided Sequences",1583640000,449,0
+706,"$3$-Like Numbers",1584255600,581,0
+707,"Lights Out",1584871200,241,0
+708,"Twos Are All You Need",1585400400,326,0
+709,"Even Stevens",1586016000,888,0
+710,"One Million Members",1586631600,1283,0
+711,"Binary Blackboard",1586631600,337,0
+712,"Exponent Difference",1587247200,510,0
+713,"Turán's Water Heating System",1587862800,725,0
+714,"Duodigits",1588478400,736,0
+715,"Sextuplet Norms",1589094000,203,0
+716,"Grid Graphs",1589709600,237,0
+717,"Summation of a Modular Formula",1590238800,508,0
+718,"Unreachable Numbers",1590854400,343,0
+719,"Number Splitting",1591470000,3866,0
+720,"Unpredictable Permutations",1592085600,311,0
+721,"High Powers of Irrational Numbers",1592701200,430,0
+722,"Slowly Converging Series",1593316800,528,0
+723,"Pythagorean Quadrilaterals",1593932400,189,0
+724,"Drone Delivery",1599310800,403,0
+725,"Digit Sum Numbers",1599926400,1095,0
+726,"Falling Bottles",1600542000,204,0
+727,"Triangle of Circular Arcs",1601157600,521,0
+728,"Circle of Coins",1601773200,288,0
+729,"Range of Periodic Sequence",1602388800,175,0
+730,"Shifted Pythagorean Triples",1603004400,187,0
+731,"A Stoneham Number",1603620000,568,0
+732,"Standing on the Shoulders of Trolls",1604149200,217,0
+733,"Ascending Subsequences",1604764800,472,0
+734,"A Bit of Prime",1605380400,333,0
+735,"Divisors of $2n^2$",1605996000,222,0
+736,"Paths to Equality",1606611600,234,0
+737,"Coin Loops",1607227200,367,0
+738,"Counting Ordered Factorisations",1607842800,283,0
+739,"Summation of Summations",1608458400,514,0
+740,"Secret Santa",1608987600,209,0
+741,"Binary Grid Colouring",1609603200,159,0
+742,"Minimum Area of a Convex Grid Polygon",1610218800,165,0
+743,"Window into a Matrix",1610834400,1172,0
+744,"What? Where? When?",1611450000,308,0
+745,"Sum of Squares II",1612065600,1178,0
+746,"A Messy Dinner",1612681200,283,0
+747,"Triangular Pizza",1613296800,202,0
+748,"Upside Down Diophantine Equation",1613826000,309,0
+749,"Near Power Sums",1614441600,708,0
+750,"Optimal Card Stacking",1615057200,324,0
+751,"Concatenation Coincidence",1615672800,2282,0
+752,"Powers of $1+\sqrt 7$",1616288400,651,0
+753,"Fermat Equation",1616904000,398,0
+754,"Product of Gauss Factorials",1617519600,707,0
+755,"Not Zeckendorf",1618740000,862,0
+756,"Approximating a Sum",1619874000,333,0
+757,"Stealthy Numbers",1621094400,1193,0
+758,"Buckets of Water",1622314800,225,0
+759,"A Squared Recurrence Relation",1623535200,543,0
+760,"Sum over Bitwise Operators",1624755600,423,0
+761,"Runner and Swimmer",1625976000,157,0
+762,"Amoebas in a 2D Grid",1630760400,208,0
+763,"Amoebas in a 3D Grid",1630760400,127,0
+764,"Asymmetric Diophantine Equation",1631376000,362,0
+765,"Trillionaire",1631991600,220,0
+766,"Sliding Block Puzzle",1633212000,323,0
+767,"Window into a Matrix II",1633827600,174,0
+768,"Chandelier",1634443200,172,0
+769,"Binary Quadratic Form II",1635055200,142,0
+770,"Delphi Flip",1635674400,502,0
+771,"Pseudo Geometric Sequences",1636203600,132,0
+772,"Balanceable $k$-bounded Partitions",1636819200,494,0
+773,"Ruff Numbers",1637434800,201,0
+774,"Conjunctive Sequences",1638050400,137,0
+775,"Saving Paper",1638666000,244,0
+776,"Digit Sum Division",1639281600,539,0
+777,"Lissajous Curves",1639897200,125,0
+778,"Freshman's Product",1640512800,400,0
+779,"Prime Factor and Exponent",1641042000,476,0
+780,"Toriangulations",1641657600,113,0
+781,"Feynman Diagrams",1642273200,124,0
+782,"Distinct Rows and Columns",1642888800,153,0
+783,"Urns",1643504400,200,0
+784,"Reciprocal Pairs",1644120000,391,0
+785,"Symmetric Diophantine Equation",1644735600,195,0
+786,"Billiard",1645351200,120,0
+787,"Bézout's Game",1645880400,199,0
+788,"Dominating Numbers",1646496000,1123,0
+789,"Minimal Pairing Modulo $p$",1647111600,191,0
+790,"Clock Grid",1647727200,259,0
+791,"Average and Variance",1648342800,161,0
+792,"Too Many Twos",1648958400,138,0
+793,"Median of Products",1649574000,642,0
+794,"Seventeen Points",1650189600,314,0
+795,"Alternating GCD Sum",1650718800,349,0
+796,"A Grand Shuffle",1651334400,200,0
+797,"Cyclogenic Polynomials",1651950000,192,0
+798,"Card Stacking Game",1652565600,122,0
+799,"Pentagonal Puzzle",1653181200,231,0
+800,"Hybrid Integers",1653796800,1806,0
+801,"$x^y \equiv y^x$",1654412400,269,0
+802,"Iterated Composition",1655028000,254,0
+803,"Pseudorandom Sequence",1655557200,222,0
+804,"Counting Binary Quadratic Representations",1656172800,639,0
+805,"Shifted Multiples",1656788400,190,0
+806,"Nim on Towers of Hanoi",1657404000,124,0
+807,"Loops of Ropes",1662858000,130,0
+808,"Reversible Prime Squares",1663473600,2375,0
+809,"Rational Recurrence Relation ",1664089200,297,0
+810,"XOR-Primes",1664704800,689,0
+811,"Bitwise Recursion",1665234000,223,0
+812,"Dynamical Polynomials",1665849600,128,0
+813,"XOR-Powers",1666465200,535,0
+814,"Mezzo-forte",1667080800,211,0
+815,"Group by Value",1667696400,408,0
+816,"Shortest Distance Among Points",1668312000,1886,0
+817,"Digits in Squares",1668927600,441,0
+818,"SET",1669543200,132,0
+819,"Iterative Sampling",1670072400,220,0
+820,"$N$<sup>th</sup> Digit of Reciprocals",1670688000,872,0
+821,"123-Separable",1671303600,145,0
+822,"Square the Smallest",1671919200,729,0
+823,"Factor Shuffle",1672534800,191,0
+824,"Chess Sliders",1673150400,115,0
+825,"Chasing Game",1673766000,150,0
+826,"Birds on a Wire",1674381600,233,0
+827,"Pythagorean Triple Occurrence",1674910800,182,0
+828,"Numbers Challenge",1675526400,597,0
+829,"Integral Fusion",1676142000,204,0
+830,"Binomials and Powers",1676757600,143,0
+831,"Triple Product",1677373200,184,0
+832,"Mex Sequence",1677988800,300,0
+833,"Square Triangle Products",1678604400,164,0
+834,"Add and Divide",1679220000,373,0
+835,"Supernatural Triangles",1679749200,353,0
+836,"A Bold Proposition",1680364800,2940,0
+837,"Amidakuji",1680364800,202,0
+838,"Not Coprime",1680980400,553,0
+839,"Beans in Bowls",1681596000,341,0
+840,"Sum of Products",1682211600,354,0
+841,"Regular Star Polygons",1682827200,183,0
+842,"Irregular Star Polygons",1683442800,124,0
+843,"Periodic Circles",1684058400,123,0
+844,"$k$-Markov Numbers",1684587600,203,0
+845,"Prime Digit Sum",1685203200,655,0
+846,"Magic Bracelets",1685818800,200,0
+847,"Jack's Bean",1686434400,113,0
+848,"Guessing with Sets",1687050000,189,0
+849,"The Tournament",1687665600,244,0
+850,"Fractions of Powers",1688281200,118,0
+851,"SOP and POS",1688896800,134,0
+852,"Coins in a Box",1693659600,210,0
+853,"Pisano Periods 1",1694275200,978,0
+854,"Pisano Periods 2",1694275200,310,0
+855,"Delphi Paper",1694890800,140,0
+856,"Waiting for a Pair",1695506400,497,0
+857,"Beautiful Graphs",1696122000,147,0
+858,"LCM",1696737600,199,0
+859,"Cookie Game",1697353200,197,0
+860,"Gold and Silver Coin Game",1697968800,357,0
+861,"Products of Bi-Unitary Divisors",1698498000,184,0
+862,"Larger Digit Permutation",1699113600,541,0
+863,"Different Dice",1699729200,197,0
+864,"Square + 1 = Squarefree",1700344800,142,0
+865,"Triplicate Numbers",1700960400,247,0
+866,"Tidying Up B",1701576000,333,0
+867,"Tiling Dodecagon",1702191600,157,0
+868,"Belfry Maths",1702807200,347,0
+869,"Prime Guessing",1703336400,537,0
+870,"Stone Game IV",1703952000,129,0
+871,"Drifting Subsets",1704567600,282,0
+872,"Recursive Tree",1705183200,487,0
+873,"Words with Gaps",1705798800,240,0
+874,"Maximal Prime Score",1706414400,359,0
+875,"Quadruple Congruence",1707030000,169,0
+876,"Triplet Tricks",1707645600,75,0
+877,"XOR-Equation A",1708174800,274,0
+878,"XOR-Equation B",1708174800,191,0
+879,"Touch-screen Password",1708790400,298,0
+880,"Nested Radicals",1709406000,92,0
+881,"Divisor Graph Width",1710021600,317,0
+882,"Removing Bits",1710637200,90,0
+883,"Remarkable Triangles",1711252800,66,0
+884,"Removing Cubes",1711868400,334,0
+885,"Sorted Digits",1712484000,314,0
+886,"Coprime Permutations",1713013200,126,0