id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A252813
[ 1, 6, 63, 684, 7564, 86724, 1033761, 12755742, 161986236, 2106102800, 27918827562, 376114207132, 5136290930902, 70961672284626, 990271326335611, 13940676825684808, 197768062909075420, 2824828311338844700 ]
[ "nonn" ]
A089054
[ 1, 2, 4, 8, 14, 23, 36, 54, 78, 109, 149, 199, 262, 339, 434, 548, 686, 849, 1043, 1269, 1535, 1842, 2199, 2607, 3078, 3613, 4225, 4915, 5700, 6581, 7576, 8686, 9934, 11321, 12871, 14585, 16493, 18596, 20925, 23481, 26303, 29392, 32788, 36492, 40553, 44972, 49799 ]
[ "nonn" ]
A148119
[ 1, 1, 2, 4, 11, 26, 70, 205, 606, 1772, 5659, 18055, 57650, 190806, 643903, 2158908, 7409215, 25810603, 89837412, 316495463, 1130343744, 4037596315, 14539324740, 52909811198, 192837217446, 706592984332, 2611271049921, 9668148544321, 35939545700694, 134514159833921, 504483895185584, 1897880107311959 ]
[ "nonn", "walk" ]
A003460
[ 1, 6, 154, 66344, 15471166144, 663447306235471100000, 1.5471166144731622e+42 ]
[ "nonn" ]
A343467
[ 5, -10, 45, -160, 629, -2590, 11165, -48910, 217045, -976258, 4438925, -20346440, 93900245, -435959830, 2034505661, -9536767660, 44878791365, -211927519090, 1003867701485, -4768372070128, 22706531350485, -108372079190350, 518301258916445, -2483526875847690, 11920928955078628 ]
[ "sign" ]
A380535
[ 4, 10, 12, 16, 18, 22, 24, 28, 34, 40, 42, 46, 48, 52, 54, 58, 60, 64, 70, 72, 76, 78, 82, 84, 88, 90, 94, 100, 102, 106, 108, 112, 114, 118, 120, 124, 130, 132, 136, 138, 142, 144, 148, 150, 154, 160, 162, 166, 168, 172, 174, 178, 180, 184, 190, 192, 196, 198, 202, 204, 208, 214, 220, 222, 226, 228, 232, 234, 238, 244, 250 ]
[ "nonn", "base", "easy" ]
A100845
[ 1, 1, 3, 4, 11, 29, 199, 1364, 39603, 1860498, 599074578, 505019158607, 12360848946698172, 1.2815975403723408e+21, 1.6342986943522227e+28, 6.050965600552329e+36, 1.8886213624670598e+48 ]
[ "nonn" ]
A335737
[ 5, 47, 139, 2521, 77269, 631459, 6758117, 33059357, 7607209367, 173030234371, 152129921851 ]
[ "nonn", "more" ]
A153725
[ 1, 2, 2, 3, 2, 4, 7, 4, 8, 7, 12, 9, 17, 4, 8, 16, 99, 20, 39, 235, 49, 97, 194, 885, 1106, 439, 2059, 968, 4034, 5268, 3070, 1163, 2325, 4649, 9297, 18593, 16210, 4452, 8903, 67524, 68757, 49124, 98248, 39360, 288234, 17763, 35526, 567677, 1135354 ]
[ "nonn", "easy" ]
A346828
[ 4140, 21147, 66491, 168938, 373832, 752681, 1413937, 2516880, 4288933, 7051043, 11247965, 17485725, 26581264, 39621636, 58039748, 83708561, 119053483, 167190888, 232099972, 318825211, 433724509, 584768196, 781893879, 1037430804, 1366607287, 1788149627 ]
[ "nonn" ]
A255591
[ 0, 1, 2, 3, 4, 5, 1, 7, 13, 19, 25, 31, 2, 8, 14, 20, 26, 32, 3, 9, 15, 21, 27, 33, 4, 10, 16, 22, 28, 34, 5, 11, 17, 23, 29, 35, 6, 42, 78, 114, 150, 186, 7, 43, 79, 115, 151, 187, 8, 44, 80, 116, 152, 188, 9, 45, 81, 117, 153, 189, 10, 46, 82, 118, 154, 190, 11 ]
[ "nonn", "easy", "base" ]
A297458
[ 4, 8, 25, 57, 156, 384, 1009, 2545, 6580, 16760, 43081, 110121, 282444, 722928, 1852705, 4744417, 12155236, 31132904, 79753849, 204285465, 523300860, 1340442720, 3433646161, 8795417041, 22530001684, 57711669848, 147831676585 ]
[ "nonn" ]
A151346
[ 1, 0, 1, 1, 2, 7, 10, 38, 89, 229, 752, 1873, 6009, 17746, 51970, 168199, 503489, 1609327, 5131184, 16183314, 53017947, 170708648, 559207257, 1846295302, 6075728984, 20284263554, 67649481468, 226890912838, 765669449228, 2585600921015, 8785174853897, 29918390234278, 102190450691351, 350429638975797 ]
[ "nonn", "walk" ]
A330734
[ 0, 0, 0, 0, 0, 3, 0, 0, 0, 5, 0, 8, 0, 7, 10, 0, 0, 9, 0, 15, 12, 11, 0, 15, 0, 13, 0, 21, 0, 25, 0, 0, 22, 17, 28, 27, 0, 19, 26, 32, 0, 33, 0, 33, 36, 23, 0, 32, 0, 25, 34, 39, 0, 27, 44, 48, 38, 29, 0, 55, 0, 31, 54, 0, 52, 55, 0, 51, 45, 63, 0, 63, 0, 37, 50, 57, 66, 65, 0, 64, 0, 41, 0, 75, 68, 43, 58, 77, 0, 81 ]
[ "nonn" ]
A139785
[ 0, 0, 0, 1, 1, 2, 4, 11, 19, 38, 76, 163, 315, 630, 1260, 2563, 5083, 10166, 20332 ]
[ "nonn" ]
A301520
[ 0, 1, 2, 5, 10, 44, 65, 1424 ]
[ "nonn", "hard", "more" ]
A314886
[ 1, 5, 9, 14, 19, 23, 27, 32, 37, 41, 46, 51, 55, 60, 65, 69, 73, 78, 83, 87, 92, 97, 101, 106, 111, 115, 119, 124, 129, 133, 138, 143, 147, 152, 157, 161, 165, 170, 175, 179, 184, 189, 193, 198, 203, 207, 211, 216, 221, 225 ]
[ "nonn" ]
A279398
[ 3, 5, 2, 3, 3, 5, 7, 2, 7, 2, 3, 3, 5, 3, 3, 5, 3, 3, 5, 2, 7, 3, 5, 3, 3, 11, 2, 7, 2, 7, 7, 5, 3, 2, 5, 2, 3, 5, 3, 5, 5, 11, 3, 7, 2, 3, 3, 17, 3, 3, 3, 3, 7, 5, 3, 5, 7, 3 ]
[ "nonn" ]
A299189
[ 3, 3, 3, 9, 19, 59, 129, 355, 891, 2317, 6019, 15543, 40557, 105639, 274475, 716909, 1868955, 4870915, 12717105, 33177547, 86555071, 225940757, 589641087, 1538803595, 4016626149, 10483511171, 27362265959, 71420814253, 186418208451 ]
[ "nonn" ]
A053611
[ 1, 5, 6, 85 ]
[ "fini", "full", "nonn" ]
A104403
[ 0, 3, 62, 1021, 16380, 262143, 4194298, 67108857, 1073741816, 17179869179, 274877906934, 4398046511093, 70368744177652, 1125899906842615, 18014398509481970, 288230376151711740, 4611686018427388000, 73786976294838210000, 1.1805916207174113e+21, 1.888946593147858e+22 ]
[ "nonn" ]
A313031
[ 1, 4, 9, 14, 18, 22, 28, 32, 36, 41, 46, 50, 54, 59, 64, 68, 72, 78, 82, 86, 91, 96, 100, 104, 109, 114, 118, 122, 128, 132, 136, 141, 146, 150, 154, 159, 164, 168, 172, 178, 182, 186, 191, 196, 200, 204, 209, 214, 218, 222 ]
[ "nonn" ]
A018898
[ 1, 0, 756, 8736, 44226 ]
[ "nonn", "more" ]
A231388
[ 1, 2, 4, 8, 16, 32, 56, 64, 112, 128, 224, 256, 272, 392, 448, 512, 544, 728, 784, 896, 992, 1024, 1088, 1456, 1568, 1792, 1904, 1984, 2048, 2176, 2408, 2744, 2912, 3136, 3584, 3808, 3968, 4096, 4352, 4624, 4816, 5096, 5488, 5824, 6176, 6272, 6944, 7168, 7616 ]
[ "nonn" ]
A032888
[ 1, 2, 3, 4, 5, 6, 7, 8, 9, 18, 19, 27, 28, 29, 36, 37, 38, 39, 45, 46, 47, 48, 49, 54, 55, 56, 57, 58, 59, 63, 64, 65, 66, 67, 68, 69, 72, 73, 74, 75, 76, 77, 78, 79, 99, 100, 108, 109, 110, 117, 118, 119, 120, 126, 127, 128, 129, 130, 135 ]
[ "nonn", "base" ]
A182100
[ 1, 2, 4, 11, 65, 974, 31744, 2069971, 267270041, 68629753650, 35171000942708, 36024807353574292, 73784587576805250000, 3.0222860236336546e+23, 2.4758733101440218e+27, 4.0564787336902313e+31 ]
[ "nonn" ]
A013242
[ 0, 0, -1, 0, -6, 8, -150, 448, -7560, 38432, -650160, 4827328, -85887648, 855019904, -16230758544, 204362847232, -4163699379840, 63548399361536, -1392682970270592, 24960951809133570, -588583828329908500 ]
[ "sign" ]
A318958
[ 0, 0, 0, 0, -1, -1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 2, 2, 3, 2, 2, 0, 1, 3, 3, 4, 3, 3, 0, 3, 4, 6, 6, 7, 6, 6, 0, 2, 5, 6, 8, 8, 9, 8, 8, 0, 4, 6, 9, 10, 12, 12, 13, 12, 12, 0, 3, 7, 9, 12, 13, 15, 15, 16, 15, 15, 0, 5, 8, 12, 14, 17, 18, 20, 20, 21, 20, 20 ]
[ "sign", "tabl" ]
A072709
[ 14, 16, 17, 23, 34, 37, 43, 56, 74, 76, 77, 83, 94, 97, 103, 116, 134, 136, 137, 143, 154, 157, 163, 176, 194, 196, 197, 203, 214, 217, 223, 236, 254, 256, 257, 263, 274, 277, 283, 296, 314, 316, 317, 323, 334, 337, 343, 356, 374, 376, 377, 383, 394, 397, 403 ]
[ "nonn", "base", "easy" ]
A377588
[ 2, 3, 3, 1, 3, 1, 2, 1, 8, 2, 5, 7, 5, 6, 0, 4, 8, 1, 5, 0, 6, 2, 8, 9, 3, 0, 5, 1, 3, 7, 9, 9, 0, 3, 0, 4, 9, 8, 2, 5, 0, 6, 6, 3, 5, 2, 6, 9, 3, 7, 9, 8, 5, 3, 4, 2, 0, 9, 2, 6, 4, 4, 8, 5, 3, 3, 1, 3, 5, 8, 2, 9, 2, 5, 9, 4, 2, 1, 8, 6, 5, 8, 8, 3, 2, 6, 0, 8, 6, 1, 3, 3, 5, 8, 2, 4, 2, 5, 6, 0 ]
[ "nonn", "cons" ]
A124039
[ 3, 3, -1, -1, -3, 1, -3, 2, 3, -1, 1, 6, -3, -3, 1, 3, -3, -9, 4, 3, -1, -1, -9, 6, 12, -5, -3, 1, -3, 4, 18, -10, -15, 6, 3, -1, 1, 12, -10, -30, 15, 18, -7, -3, 1, 3, -5, -30, 20, 45, -21, -21, 8, 3, -1, -1, -15, 15, 60, -35, -63, 28, 24, -9, -3, 1 ]
[ "tabl", "sign" ]
A229753
[ 50, 6456, 17404, 32548, 57677, 102271, 186396, 354509, 704530, 1450667, 3059672, 6544921, 14099310, 30453719, 65785684, 141933029, 305639306, 656732227, 1407958032, 3011810033, 6428914918, 13695082991, 29117602316, 61795491133 ]
[ "nonn" ]
A356901
[ 0, 1, -4, 46, -1056, 40536, -2342880, 190229040, -20655129600, 2890827273600, -506836099929600, 108811461852576000, -28078128329061890000, 8.57491515929797e+21, -3.059025135601894e+24, 1.260573112806549e+27, -5.942613723272434e+29 ]
[ "sign" ]
A334672
[ 0, 1, 2, 4, 3, 5, 6, 8, 7, 9, 13, 10, 15, 11, 18, 24, 12, 14, 16, 21, 17, 19, 26, 28, 20, 25, 30, 32, 22, 33, 36, 38, 23, 27, 34, 41, 29, 31, 43, 45, 50, 39, 57, 59, 44, 47, 55, 61, 37, 52, 63, 53, 46, 54, 48, 65, 68, 66, 76, 78, 70, 81, 84, 91, 35, 40, 51, 67 ]
[ "nonn", "base" ]
A299468
[ 7, 28, 21, 30, 4, 17, 26, 13, 32, 35, 27, 36, 32, 10, 21, 9, 11, 0, 1, 13, 6, 8, 10, 11, 10, 11, 32, 13, 30, 10, 6, 8, 2, 12, 1, 8, 2, 5, 3, 10, 19, 8, 4, 7, 19, 27, 33, 29, 29, 11, 2, 23, 8, 34, 5, 8, 35, 35, 13, 31, 29, 6, 7, 22, 13, 29, 7, 15, 22, 20, 19, 29, 2, 14, 2, 2, 31, 11, 4, 0, 27, 8, 10, 23, 17, 35, 15, 32, 22, 14, 7, 18, 8, 3, 27, 35, 33, 31, 6 ]
[ "nonn" ]
A038529
[ -2, -3, -3, -2, 1, 1, 3, 4, 7, 11, 11, 16, 19, 19, 22, 27, 32, 33, 37, 39, 40, 45, 48, 53, 59, 62, 63, 65, 65, 68, 81, 83, 88, 89, 98, 99, 103, 108, 111, 116, 121, 121, 129, 130, 133, 134, 145, 155, 158, 159, 161, 165, 166, 175, 180, 185, 189, 190, 195, 197, 198, 207 ]
[ "sign", "easy" ]
A096227
[ 2, 8, 16, 44, 96, 268, 648, 1832, 4784, 13456, 36832, 102944, 289216, 804928, 2292608, 6365312, 18257664, 50626816, 145731072, 403833344, 1164532736, 3225945088, 9311008768, 25788680192, 74467078144, 206233931776, 595652698112, 1649569439744, 4764885958656, 13195347509248 ]
[ "nonn", "easy", "changed" ]
A180359
[ 0, 10, 530, 19710, 262180, 1953170, 10077750, 40353670, 134217800, 387420570, 1000000090, 2357947790, 5159780460, 10604499490, 20661046910, 38443359510, 68719476880, 118587876650, 198359290530, 322687697950, 512000000180 ]
[ "easy", "nonn" ]
A207206
[ 523, 273529, 59151458, 12984008418, 2807999501346, 619075354969204, 137715069370357540, 30667074293500970000, 6.834128775721106e+21, 1.5223144283686545e+24, 3.3909290028016044e+26 ]
[ "nonn" ]
A300357
[ 1, 36, 1296, 46656, 44100, 60466176, 2176782336, 1587600, 2821109907456, 101559956668416, 57153600, 131621703842267140, 1944810000, 341510400, 6.140942214464815e+21, 2.2107391972073336e+23, 74071065600, 70013160000, 1.0314424798490537e+28 ]
[ "nonn" ]
A328633
[ 2, 6, 18, 34, 36, 48, 66, 78, 96, 108, 122, 126, 138, 154, 156, 168, 186, 198, 212, 222, 234, 244, 252, 264, 282, 294, 312, 324, 332, 342, 354, 364, 372, 384, 402, 414, 422, 426, 438, 454, 456, 468, 486, 498, 516, 528, 542, 546, 558, 574, 576, 588, 606, 618, 632, 642, 654, 664, 672, 684, 702, 714, 732, 744, 752, 762, 774, 784, 792, 804 ]
[ "nonn" ]
A340164
[ 0, 1, 9, 16, 81, 169, 196, 961, 1089, 1681, 6889, 9801, 10609, 10816, 11881, 19881, 61009, 69169, 69696, 80089, 90601, 91809, 110889, 160801, 190096, 190969, 198916, 199809, 609961, 660969, 698896, 811801, 896809, 900601, 910116, 919681, 998001, 1006009 ]
[ "nonn", "base", "easy" ]
A174074
[ 1, 1, 1, 2, 6, 22, 109, 657, 4625, 37186, 336336, 3379058, 37328103, 449669577, 5866178493, 82387080624, 1239364493118, 19881771085788, 338797668091565, 6111688544942463, 116354993433563790, 2331395107113471000, 49042688584011870000, 1.0806396007392777e+21, 2.4891049832682426e+22 ]
[ "nonn" ]
A287973
[ 1, 1, 2, 5, 14, 42, 132, 429, 1430, 4862, 16795, 58784, 207987, 742760, 2673592, 9690220, 35333404, 129522165, 477035494, 1764359882, 6550391672, 24402303601, 91188289504, 341720434791, 1283867554724, 4834962472637, 18247627360326, 69005857450243 ]
[ "nonn" ]
A142100
[ 37, 73, 109, 181, 397, 433, 541, 577, 613, 757, 829, 937, 1009, 1117, 1153, 1297 ]
[ "dead" ]
A128393
[ 1, 2, 3, 4, 6, 12, 14, 20, 28, 42, 60, 68, 84, 140, 183, 204, 220, 340, 366, 406, 420, 476, 660, 732, 812, 942, 1020, 1218, 1428, 1540, 1806, 1860, 1884, 2380, 2436, 2562, 3612, 3660, 3740, 4060, 4620, 5060, 5124, 6594, 7004, 7140, 8420, 9420, 9940, 11220 ]
[ "nonn", "less" ]
A312612
[ 1, 4, 8, 14, 19, 23, 28, 33, 37, 43, 47, 50, 57, 60, 65, 73, 74, 78, 86, 87, 92, 103, 102, 105, 116, 114, 119, 132, 130, 133, 145, 142, 146, 161, 157, 161, 175, 169, 174, 190, 184, 188, 205, 197, 201, 220, 211, 215, 234, 225 ]
[ "nonn" ]
A118545
[ 1, 8, 1000, 4096, 8000, 10648, 24389, 27000, 39304, 50653, 64000, 74088, 79507, 103823, 110592, 125000, 140608, 205379, 216000, 226981, 250047, 300763, 328509, 343000, 389017, 405224, 493039, 512000, 592704, 636056, 658503, 704969, 729000, 804357, 830584, 970299 ]
[ "base", "nonn" ]
A133459
[ 2, 7, 12, 19, 24, 36, 41, 46, 58, 76, 80, 81, 93, 115, 127, 132, 144, 150, 166, 197, 201, 202, 214, 236, 252, 271, 289, 294, 306, 322, 328, 363, 392, 406, 411, 414, 423, 445, 480, 484, 531, 551, 556, 568, 576, 590, 601, 625, 676, 693, 727, 732, 744, 746, 766 ]
[ "nonn" ]
A083889
[ 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 2, 1, 2, 0, 2, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 2, 0, 2, 0, 2, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 3, 0, 1, 1, 1, 0, 2, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 2, 0, 2, 0, 1, 1 ]
[ "nonn", "base" ]
A235611
[ 2, 5, 13, 35, 96, 267, 750, 2118 ]
[ "nonn", "more" ]
A170132
[ 1, 27, 702, 18252, 474552, 12338352, 320797152, 8340725952, 216858874752, 5638330743552, 146596599332352, 3811511582641152, 99099301148669950, 2576581829865419000, 66991127576500890000, 1.741769316989023e+21 ]
[ "nonn" ]
A031952
[ 7, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 28, 29, 30, 31, 33, 34, 35, 36, 37, 38, 39, 41, 42, 43, 44, 45, 46, 47, 49, 50, 56, 58, 59, 60, 61, 62, 64, 65, 71, 73, 78, 81, 85, 89, 92, 97, 98, 100, 106, 107, 112, 113 ]
[ "nonn", "base" ]
A119407
[ 1, 3, 7, 15, 31, 62, 122, 238, 462, 894, 1727, 3333, 6429, 12397, 23901, 46076, 88820, 171212, 330028, 636156, 1226237, 2363655, 4556099, 8782171, 16928187, 32630138, 62896622, 121237146, 233692122, 450456058, 868281979, 1673667337, 3226097529, 6218502937, 11986549817, 23104817656 ]
[ "nonn" ]
A214807
[ 0, 488, 375552, 146387872, 42795288180, 10663498973088 ]
[ "nonn", "more" ]
A299587
[ 0, 240, 117, 4326, 58139, 551191, 12345692, 187346100, 2776620332, 51224230251, 877976797015, 14037996315050, 248132516330900, 4292021929521862, 71306813593798600, 1236450781326731000, 21325562132530540000 ]
[ "nonn" ]
A358013
[ 1, 0, 0, 6, 12, 20, 750, 5082, 23576, 453672, 5755770, 50894030, 841270452, 14694142476, 201442729670, 3552604015170, 73814245552560, 1369932831933392, 27860865121662064, 655240785723048700, 15052226249248287000, 357713461766745550000, 9.416426612423343e+21 ]
[ "nonn" ]
A289438
[ 0, 1, 0, 1, 2, 2, 1, 3, 2, 3, 4, 3, 4, 5, 3, 4, 6, 5, 4, 7, 6, 6, 8, 6, 6, 9, 8, 7, 10, 8, 7, 11, 8, 10, 12, 9, 10, 13, 9, 10, 14, 11, 12, 15, 12, 12, 16, 14, 12, 17, 12, 13, 18, 15, 16, 19, 14, 15, 20, 15, 16, 21, 15, 16, 22, 17, 16, 23, 20 ]
[ "nonn" ]
A164406
[ 1, 2, 4, 8, 14, 24, 41, 68, 111, 180, 289, 460, 728, 1146, 1795, 2800, 4352, 6742, 10414, 16044, 24659, 37818, 57885, 88440, 134899, 205448, 312448, 474548, 719861, 1090734, 1650908, 2496260, 3770910, 5691360, 8582653, 12932512, 19472363, 29298540, 44053525 ]
[ "nonn", "easy" ]
A043864
[ 1092, 1094, 1095, 1096, 1097, 1099, 1100, 1101, 1102, 1121, 1122, 1123, 1124, 1126, 1127, 1132, 1133, 1134, 1137, 1138, 1139, 1140, 1142, 1143, 1144, 1145, 1147, 1156, 1158, 1159, 1160, 1161, 1163, 1164, 1165, 1166 ]
[ "nonn", "base" ]
A112318
[ 0, 1, 2, 2, 3, 4, 4, 5, 6, 6, 7, 7, 8, 9, 9, 10, 10, 11, 12, 12, 13, 14, 14, 15, 15, 16, 17, 17, 18, 18, 19, 20, 20, 21, 21, 22, 23, 23, 24, 24, 25, 26, 26, 27, 28, 28, 29, 29, 30, 31, 31, 32, 32, 33, 34, 34, 35, 35, 36, 37, 37, 38, 39, 39, 40, 40, 41, 42, 42, 43, 43, 44, 45, 45 ]
[ "nonn" ]
A066748
[ 0, 1, 2, 1, 3, 5, 2, 1, 2, 5, 5, 2, 19, 1, 2, 1, 2, 42, 2, 2, 2, 1, 2, 3, 1, 1, 26, 20, 8, 5, 1, 1, 1, 21, 9, 1, 1, 1, 6, 1, 5, 18, 3, 5, 3, 10, 1, 1, 8, 5, 2, 1, 2, 1, 3, 2, 1, 5, 2, 1, 1, 15, 3, 1, 4, 3, 2, 2, 2, 1, 3, 1, 275, 1, 2, 20, 120, 1, 12, 1, 9, 1424, 1, 2, 36, 1, 2, 2, 4, 1, 4, 1, 9, 1, 1, 2 ]
[ "base", "cofr", "nonn" ]
A371615
[ 1, 2, 5, 34, 222, 1622, 12559, 100904, 835322, 7070574, 60922335, 532566850, 4711614912, 42106192680, 379544358032, 3446755447528, 31504896429042, 289619348156494, 2675953520657839, 24836797229730316, 231461661673958900, 2165002179076830500 ]
[ "nonn" ]
A190598
[ 0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 1, 2, 3, 4, 5, 6, 7, 8, 2, 2, 2, 3, 4, 5, 6, 7, 8, 3, 3, 3, 3, 4, 5, 6, 7, 8, 4, 4, 4, 4, 4, 5, 6, 7, 8, 5, 5, 5, 5, 5, 5, 6, 7, 8, 6, 6, 6, 6, 6, 6, 6, 7, 8, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 2, 3, 4, 5, 6, 7, 8, 1, 1, 2, 3, 4, 5, 6, 7, 8, 2, 2, 2, 3, 4, 5 ]
[ "nonn", "base", "easy" ]
A126624
[ 10, 19, 29, 41, 51, 63, 73, 85, 97, 108, 121, 134, 144, 158, 169, 182, 193, 207, 221, 233, 244, 258, 272, 282, 297, 309, 325, 336, 349, 362, 376, 391, 403, 416, 428, 445, 457, 471, 483, 499, 514, 526, 539, 553, 565, 578, 593, 606, 623, 635, 647 ]
[ "nonn" ]
A339391
[ 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5 ]
[ "nonn", "more" ]
A306655
[ 1, 2, 18, 468, 9360, 10880, 79360, 84480, 387072, 777216, 3801600, 7282688, 15037440, 17418240, 27067392, 65544192, 752903424, 1218032640, 4227842304, 4737761280, 6410638080, 11949932544, 19327057920, 26372530800, 37645171200, 224956569600, 243520929792, 876611248128 ]
[ "nonn" ]
A352215
[ 1, 1, 1, 4, 5, 12, 16, 32, 54 ]
[ "nonn", "more" ]
A010122
[ 3, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6, 1, 1, 1, 1, 6 ]
[ "nonn", "cofr", "easy", "mult" ]
A285625
[ 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0 ]
[ "nonn", "easy" ]
A382224
[ 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 16, 18, 20, 22, 24, 28, 30, 36, 42, 54, 60, 78 ]
[ "nonn", "more" ]
A157870
[ 2, 30, 90, 182, 306, 462, 650, 870, 1122, 1406, 1722, 2070, 2450, 2862, 3306, 3782, 4290, 4830, 5402, 6006, 6642, 7310, 8010, 8742, 9506, 10302, 11130, 11990, 12882, 13806, 14762, 15750, 16770, 17822, 18906, 20022, 21170, 22350, 23562, 24806, 26082, 27390, 28730, 30102, 31506, 32942 ]
[ "nonn", "easy" ]
A061270
[ 0, 1, 4, 9, 100, 144, 400, 441, 900, 10000, 10404, 14400, 40000, 40401, 44100, 44944, 90000, 1000000, 1004004, 1040400, 1440000, 4000000, 4004001, 4040100, 4410000, 4494400, 9000000, 9941409, 11909401, 100000000, 100040004, 100400400 ]
[ "nonn", "base" ]
A057968
[ 1, 4, 1, 19, 7, 2, 91, 46, 16, 3, 436, 279, 115, 28, 5, 1991, 1563, 740, 221, 49, 7, 8651, 7978, 4309, 1524, 405, 75, 10, 35354, 37290, 22604, 9272, 2875, 659, 115, 13, 135617, 159948, 107584, 50058, 17840, 4866, 1042, 163, 18, 488312, 633211 ]
[ "nonn", "tabl" ]
A255682
[ 3, 7, 13, 15, 21, 73, 231, 301, 493, 895, 955, 4069, 5057, 5415, 15325, 19845, 21603, 24577, 37877, 40193, 44283 ]
[ "nonn", "more" ]
A365949
[ 0, 1, 0, 0, 0, 4, 1, 0, 0, 0, 0, 0, 9, 42, 36, 9, 1, 0, 0, 0, 0, 0, 0, 0, 16, 328, 1504, 2960, 2992, 1668, 560, 120, 16, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 25, 1510, 16300, 86925, 285200, 625550, 947740, 1004400, 754775, 412250, 168450, 52620, 12650, 2300, 300, 25, 1 ]
[ "nonn", "tabf" ]
A074398
[ 0, 0, 0, 1, 0, 2, 0, 2, 1, 2, 0, 3, 0, 3, 2, 2, 0, 4, 0, 4, 3, 4, 0, 5, 1, 4, 2, 4, 0, 6, 0, 5, 3, 5, 2, 6, 0, 5, 3, 6, 0, 8, 0, 6, 5, 6, 0, 9, 2, 7, 4, 6, 0, 9, 4, 7, 5, 7, 0, 11, 0, 8, 7, 7, 3, 10, 0, 8, 5, 10, 0, 11, 0, 10, 9, 10, 4, 12, 0, 11, 6, 10, 0, 14, 5, 10, 7, 11, 0, 15, 4, 10, 7, 10, 4, 13, 0 ]
[ "nonn", "look" ]
A297503
[ 12, 218, 1829, 23348, 270845, 3075264, 35919085, 414559944, 4794512057, 55494787360, 641788518693, 7424878808114, 85894097165753, 993622743583263, 11494556544048474, 132971604823085660, 1538246171030926300 ]
[ "nonn" ]
A332874
[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 10, 20, 30, 50, 150, 180, 290, 420, 630, 860, 1828, 2168, 3326, 4514, 6530, 8576, 12188, 20096, 25314, 35576, 48062, 65592, 86752, 117222, 152060, 237590, 292346, 402798, 524596, 711270, 910606, 1221204, 1554382, 2044460, 2927124 ]
[ "nonn" ]
A102494
[ 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88 ]
[ "nonn", "base" ]
A094028
[ 1, 101, 10101, 1010101, 101010101, 10101010101, 1010101010101, 101010101010101, 10101010101010100, 1010101010101010000, 101010101010101010000, 1.01010101010101e+22, 1.0101010101010102e+24, 1.01010101010101e+26, 1.0101010101010101e+28 ]
[ "easy", "nonn" ]
A342888
[ 1, 24, 552, 12696, 291480, 6692424, 153614760, 3526063752, 80931227016, 1857565708968, 42634594787160, 978544945823832, 22459264078075990, 515478463349872200, 11831064537706447000, 271542137952854800000, 6.232321082672399e+21, 1.4304163274765876e+23 ]
[ "nonn" ]
A090308
[ 2, 19, 363, 6916, 131767, 2510489, 47831058, 911300591, 17362542287, 330799604044, 6302555019123, 120079344967381, 2287810109399362, 43588471423555256, 830468767156949200, 15822495047405593000 ]
[ "easy", "nonn" ]
A018240
[ 1, 1, 2, 3, 7, 12, 24, 45, 91, 176, 352, 693, 1387, 2752, 5504, 10965, 21931, 43776, 87552, 174933, 349867, 699392, 1398784, 2796885, 5593771, 11186176, 22372352, 44741973, 89483947, 178962432, 357924864, 715838805, 1431677611, 2863333376, 5726666752 ]
[ "nice", "easy", "nonn" ]
A322121
[ 25, 49, 65, 85, 91, 121, 125, 133, 145, 169, 185, 205, 217, 221, 247, 259, 265, 289, 301, 305, 325, 341, 343, 361, 365, 377, 403, 425, 427, 445, 451, 469, 481, 485, 493, 505, 511, 529, 533, 545, 553, 559, 565, 589, 625, 629, 637, 671, 679, 685, 689, 697, 703 ]
[ "nonn" ]
A196167
[ 7, 17, 31, 23, 49, 71, 47, 97, 127, 79, 161, 199, 119, 241, 287, 167, 337, 41, 391, 223, 449, 511, 287, 577, 73, 647, 359, 721, 799, 89, 439, 881, 113, 527, 119, 623, 161, 727, 839, 191, 217, 959, 103, 233, 281, 353, 151, 329, 383, 433, 137, 521, 503 ]
[ "nonn" ]
A296506
[ 1, 280, 833712928048000000 ]
[ "nonn" ]
A162107
[ 2, 3, 15, 234, 10706, 1411450, 539124281, 607445721710, 2020105288161807, 18753719747653857000 ]
[ "nonn" ]
A094698
[ 0, 1, 6, 7, 9, 11, 17, 19, 43, 73, 75, 80, 88, 96, 107, 131, 166, 193, 201, 258, 263, 268, 271, 298, 335, 340, 443, 479, 484, 527 ]
[ "nonn", "more", "hard" ]
A195002
[ 2, 4608, 31042, 81014, 138956, 199988, 261324, 322806, 384292, 445780, 507268, 568756, 630244, 691732, 753220, 814708, 876196, 937684, 999172, 1060660, 1122148, 1183636, 1245124, 1306612, 1368100, 1429588, 1491076, 1552564, 1614052, 1675540 ]
[ "nonn" ]
A110891
[ 3, 6, 10, 28, 66, 136, 666, 1540, 2278, 3160, 3486, 4186, 5050, 6328, 8128, 9730, 11476, 13366, 15400, 16110, 24090, 24976, 27730, 29646, 32896, 37950, 39340, 46360, 69378, 76636, 81406, 84666, 95266, 98346, 100576, 111628, 123256, 128778 ]
[ "easy", "nonn" ]
A058715
[ 1, 11, 106, 1232, 22172, 803583, 70820187, 16122092568 ]
[ "nonn", "changed" ]
A225676
[ 7, 10, 15, 18, 26, 29, 34, 37, 45, 48, 56, 64, 67, 75, 83, 86, 94, 97, 102, 105, 113, 116, 121, 124, 132, 135, 140, 143, 151, 154, 162, 170, 173, 181, 189, 192, 200, 203, 208, 211, 219, 222, 227, 230, 238, 241, 249 ]
[ "nonn" ]
A061599
[ 11, 31, 41, 61, 101, 151, 181, 241, 251, 271, 401, 541, 601, 641, 751, 811, 1201, 1601, 1621, 1801, 2161, 2251, 3001, 4001, 4051, 4801, 4861, 6481, 7681, 8101, 8641, 9001, 9601, 9721, 11251, 14401, 15361, 16001, 19441, 21601, 21871, 22501, 23041, 24001 ]
[ "nonn" ]
A148606
[ 1, 1, 3, 6, 21, 53, 202, 569, 2269, 6921, 28091, 90733, 374381, 1254516, 5256896, 18121472, 76678632, 270887921, 1154021680, 4157771336, 17826825668, 65238490608, 281261324798, 1043256484981, 4516732257416, 16952856979960, 73656156482805, 279276326200066, 1217261540982684, 4656285356051087 ]
[ "nonn", "walk" ]
A279709
[ 1, 1, 2, 1, 2, 4, 2, 3, 5, 8, 3, 4, 11, 13, 16, 5, 6, 22, 42, 34, 32, 8, 9, 47, 125, 161, 89, 64, 13, 14, 102, 385, 717, 617, 233, 128, 21, 22, 224, 1195, 3245, 4121, 2364, 610, 256, 34, 35, 494, 3751, 14988, 27346, 23690, 9057, 1597, 512, 55, 56, 1089, 11823, 70220 ]
[ "nonn", "tabl" ]
A139525
[ 3, 4, 2, 5, 2, 2, 7, 4, 2, 2, 8, 2, 4, 2, 2, 14, 2, 12, 4, 2, 2, 16, 2, 4, 12, 4, 2, 2, 40, 2, 4, 48, 12, 4, 2, 2, 46, 2, 4, 12, 48, 12, 4, 2, 2, 166, 2, 4, 12, 240, 48, 12, 4, 2, 2, 190, 2, 4, 12, 48, 240, 48, 12, 4, 2, 2 ]
[ "nonn", "uned" ]
A346129
[ 1, 2, 4, 5, 6, 8, 9, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 41 ]
[ "nonn", "walk", "more" ]
A313807
[ 1, 5, 10, 15, 22, 25, 32, 36, 40, 48, 51, 57, 63, 67, 71, 79, 83, 86, 96, 97, 102, 111, 113, 118, 126, 129, 132, 143, 144, 148, 159, 158, 164, 174, 175, 179, 190, 190, 193, 207, 205, 210, 222, 220, 225, 237, 237, 240, 254, 251 ]
[ "nonn" ]
A066105
[ 1, 2, 3, 4, 9, 10, 13, 16, 27, 35, 39, 40, 44, 55, 56, 63, 66 ]
[ "nonn", "more" ]