id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A108393
[ 1, 1, 1, 1, 1, 1, 1, 1, 0, 2, 2, 2, 1, 1, 2, 1, 2, 1, 1, 1, 2, 2, 0, 1, 2, 1, 3, 2, 2, 0, 3, 1, 3, 2, 1, 3, 2, 5, 2, 2, 5, 2, 2, 3, 3, 1, 3, 2, 4, 3, 1, 1, 2, 1, 3, 4, 2, 2, 4, 1, 3, 2, 4, 3...
[ "nonn" ]
A229037
[ 1, 1, 2, 1, 1, 2, 2, 4, 4, 1, 1, 2, 1, 1, 2, 2, 4, 4, 2, 4, 4, 5, 5, 8, 5, 5, 9, 1, 1, 2, 1, 1, 2, 2, 4, 4, 1, 1, 2, 1, 1, 2, 2, 4, 4, 2, 4, 4, 5, 5, 8, 5, 5, 9, 9, 4, 4, 5, 5, 10, 5, 5, 10, ...
[ "nonn", "easy", "nice", "look", "changed" ]
A211923
[ 0, 0, 5, 31, 96, 238, 504, 921, 1585, 2560, 3896, 5698, 8113, 11165, 15042, 19860, 25733, 32814, 41320, 51271, 63015, 76686, 92385, 110397, 131022, 154298, 180579, 210119, 243109, 279810, 320658, 365615, 415291, 469881, 529582, 594834, 666111, ...
[ "nonn" ]
A229496
[ 17, 73, 73, 313, 409, 313, 601, 673, 241, 769, 1033, 1489, 409, 433, 3361, 1033, 1609, 601, 1321, 2113, 769, 5209, 1801, 2833, 3049, 3121, 1129, 2473, 1249, 2521, 6841, 4273, 4441, 4513, 3049, 6481, 8521, 5233, 3529, 3673, 11353, 6073...
[ "nonn" ]
A000900
[ 0, 0, 0, 1, 2, 10, 28, 106, 344, 1272, 4592, 17692, 69384, 283560, 1191984, 5171512, 23087168, 105883456, 498572416, 2404766224, 11878871456, 59975885856, 309439708352, 1628919330208, 8746079933568, 47840206525056 ]
[ "nonn", "easy", "nice" ]
A211367
[ 1, 2, 16, 6, 60, 450, 24, 288, 2592, 23616, 120, 1680, 17640, 184800, 2045400, 720, 11520, 138240, 1635840, 20188800, 263727360, 5040, 90720, 1224720, 16148160, 219769200, 3137732640, 47249833680, 40320, 806400, 12096000, 175795200 ]
[ "nonn", "tabl" ]
A009992
[ 1, 48, 2304, 110592, 5308416, 254803968, 12230590464, 587068342272, 28179280429056, 1352605460594688, 64925062108545020, 3116402981210161000, 149587343098087740000, 7.180192468708211e+21, 3.4464923849799414e+23, 1.6543163447903719e+25 ]
[ "nonn", "easy" ]
A301795
[ 32, 233, 96, 116, 150, 205, 294, 438, 671, 1048, 1658, 2645, 4242, 6826, 11007, 17772, 28718, 46429, 75086, 121454, 196479, 317872, 514290, 832101, 1346330, 2178370, 3524639, 5702948, 9227526, 14930413, 24157878, 39088230, 63246047, 102334216 ]
[ "nonn" ]
A272821
[ 1, 2, 5, 22, 104, 508, 2581, 13590, 73255, 402096, 2240803, 12645756, 72120577, 415017628, 2406756231, 14051487550, 82524268241, 487209739242, 2889872479365, 17213187356000, 102916691619082, 617446202168776, 3715938753908449, 22427371853933596, 135714772335246020, 8...
[ "nonn" ]
A346521
[ 1, 2, 5, 15, 46, 161, 624, 2669, 12483, 63261, 344631, 2005058, 12390086, 80945545, 556896913, 4021109557, 30382294412, 239589006143, 1967343509525, 16786587081641, 148561276135546, 1361378815644787, 12897870827339020, 126158299918183470, 1272377007364596200 ]
[ "nonn" ]
A039943
[ 0, 1, 4, 16, 20, 37, 42, 58, 89, 145 ]
[ "nonn", "fini", "full", "base" ]
A135106
[ 1, 1, 2, 6, 24, 118, 686, 4598, 34872, 295044, 2753958, 28103804, 311216626, 3716341042, 47597786154, 650812077852, 9461423560788, 145724617925326, 2370293673319292, 40600119927220700, 730458115445479700 ]
[ "nonn" ]
A195436
[ 6, 3, 6, 2, 5, 8, 8, 2, 1, 0, 6, 1, 8, 3, 8, 3, 0, 8, 3, 9, 1, 0, 4, 9, 4, 6, 4, 7, 1, 0, 4, 3, 7, 5, 9, 8, 2, 9, 4, 2, 4, 3, 3, 0, 0, 8, 7, 6, 1, 6, 2, 8, 8, 5, 0, 0, 2, 6, 7, 6, 5, 8, 5, 1...
[ "nonn", "cons" ]
A186200
[ 256, 3692, 3692, 53462, 177828, 53462, 773776, 8615618, 8615618, 773776, 11199932, 417088596, 1399352132, 417088596, 11199932, 162110182, 20193981078, 227037055176, 227037055176, 20193981078, 162110182, 2346415828, 977699814950 ]
[ "nonn", "tabl" ]
A226297
[ 1, 12, 159, 2388, 40221, 751032 ]
[ "nonn", "more" ]
A093647
[ 1, 2, 20, 130, 4000, 34385, 127658, 154375, 338143, 1462240, 22936888, 104087491, 756449941, 1252467550, 3953591108800, 110329835126080, 112834800815577890, 149099873130116770, 26141903882328110000 ]
[ "nonn" ]
A334598
[ 4, 28, 1860, 149052, 12771496, 1221908916, 132662942122, 16354869261256, 2272946910544740, 353076161059625540, 60799066209732575000, 1.151883608859673e+22 ]
[ "nonn", "more", "hard" ]
A223347
[ 28, 236, 2280, 20836, 202264, 1851020, 17970056, 164457412, 1596586328, 14611562156, 141852049992, 1298194798372, 12603142057880, 115340831992268, 1119752515193608, 10247697449986948, 99486754138704860, 910478112673392600 ]
[ "nonn" ]
A221642
[ 1, 1, 2, 1, 3, 0, 1, 4, 0, 2, 1, 5, 0, 0, 0, 1, 6, 0, 2, 0, 3, 1, 7, 0, 0, 0, 0, 0, 1, 8, 0, 2, 0, 4, 0, 0, 1, 9, 0, 0, 0, 0, 0, 0, 3, 1, 10, 0, 2, 0, 5, 0, 0, 0, 0, 1, 11, 0, 0, 0, 0, 0, 0, ...
[ "nonn", "tabl" ]
A081323
[ 2, 1, 3, 11, 322, 1149851, 425730551631123, 2.0840647225223273e+35, 1.8490864749804417e+85 ]
[ "easy", "nonn" ]
A000371
[ 2, 2, 10, 218, 64594, 4294642034, 18446744047940727000, 3.402823669209385e+38, 1.157920892373162e+77 ]
[ "nonn", "easy", "nice" ]
A290469
[ 5, 10, 11, 14, 30, 145, 195, 367, 375, 471, 1695, 2523, 9807, 21249, 30847, 437744, 2075647, 2346495, 8341503, 14223687, 33452031, 15085100835 ]
[ "nonn", "more" ]
A054207
[ 2, 31, 80, 120, 282, 17, 525, 437, 386, 2479, 5253, 3268, 2952, 3875, 8894, 7182, 9457, 16397, 3401, 8629, 1830, 2518, 19976, 37326, 55340, 21182, 98642, 56358, 150673, 17220, 211196, 185129, 223680, 98763, 219284, 138712, 145330, 532762, 6...
[ "nice", "nonn" ]
A120110
[ 1, 2, 7, 15, 67, 92, 461, 1065, 3016, 3956, 29478, 42231, 379107, 547556, 603421, 991923, 12709228, 18540622, 241033695, 352271227, 389226278, 407797820, 5532937710, 8097345425, 30368363481, 41503874738, 98701094676, 127342427241 ]
[ "easy", "nonn" ]
A262039
[ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 11, 11, 11, 11, 11, 11, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 55, 55, 55, 55, 55...
[ "nonn", "base" ]
A369298
[ 1, 2, 7, 32, 163, 884, 5011, 29342, 176092, 1077384, 6695093, 42140930, 268108170, 1721372836, 11138994028, 72573587520, 475674650717, 3134297846792, 20750020222815, 137953554890508, 920667400056250, 6165565645765092, 41419898169301990 ]
[ "nonn" ]
A239497
[ 0, 0, 1, 1, 2, 3, 4, 5, 7, 9, 11, 15, 17, 22, 28, 34, 40, 52, 60, 75, 90, 109, 129, 160, 186, 225, 268, 321, 376, 455, 530, 632, 743, 878, 1028, 1219, 1416, 1667, 1947, 2281, 2648, 3103, 3593, 4189, 4857, 5638, 6516, 7564,...
[ "nonn", "easy" ]
A052385
[ 7, 79, 7498, 5830114, 8652011824287, 1.359720496070546e+25, 3.481049577267293e+49, 1.4435403693910327e+99 ]
[ "easy", "frac", "nonn" ]
A347744
[ 1, 1, 2, 3, 3, 3, 3, 3, 4, 2, 3, 1, 4, 3, 5, 2, 4, 1, 6, 3, 6, 2, 5, 1, 8, 2, 5, 0, 4, 1, 8, 3, 6, 2, 7, 0, 8, 1, 5, 2, 6, 1, 10, 3, 8, 2, 7, 1, 12, 2, 8, 0, 6, 1, 12, 2, 6, 0, 7, 1, 14, 3, 7,...
[ "nonn" ]
A032430
[ 1, 8071256, 74197080276, 128453495887560, 107266611330420100, 59752013018382750000, 2.5835579116799316e+22, 9.424979520638053e+24, 3.0518088755389513e+27, 9.064677239490735e+29, 2.5258329864405747e+32 ]
[ "nonn" ]
A290131
[ 0, 2, 12, 40, 96, 204, 368, 634, 1012, 1544, 2236, 3186, 4360, 5898, 7764, 10022, 12712, 16026, 19844, 24448, 29708, 35756, 42604, 50602, 59496, 69650, 80940, 93600, 107540, 123316, 140428, 159642, 180632, 203618, 228556, 255822, 285080, 3173...
[ "nonn", "easy" ]
A100011
[ 2, 600, 16858418928600, 1.054090450238278e+55 ]
[ "easy", "nonn" ]
A026284
[ 1, 2, 3, 4, 5, 1, 6, 2, 7, 3, 8, 4, 9, 5, 10, 11, 6, 12, 13, 7, 14, 15, 8, 16, 17, 9, 18, 19, 10, 20, 11, 21, 22, 12, 23, 13, 24, 25, 14, 26, 15, 27, 28, 16, 29, 17, 30, 31, 18, 32, 19, 33, 34, 20, 35, 36, ...
[ "nonn" ]
A309323
[ 1, 5, 12, 26, 39, 76, 90, 152, 191, 275, 296, 492, 467, 674, 798, 1000, 985, 1467, 1348, 1934, 2011, 2360, 2322, 3420, 3085, 3791, 4062, 4944, 4523, 6454, 5486, 7168, 7237, 8189, 8340, 10942, 9175, 11300, 11714, 14208, 12381, 16759, ...
[ "nonn" ]
A194008
[ 1, 5, 2, 14, 8, 3, 34, 23, 13, 5, 74, 55, 37, 21, 8, 152, 120, 89, 60, 34, 13, 299, 246, 194, 144, 97, 55, 21, 571, 484, 398, 314, 233, 157, 89, 34, 1066, 924, 783, 644, 508, 377, 254, 144, 55, 1956, 1725, 1495, 1267, ...
[ "nonn", "tabl" ]
A130115
[ 1, 1, 1, 1, 0, 3, 1, 1, 0, 4, 1, 0, 0, 0, 15, 1, 1, 3, 0, 0, 7, 1, 0, 0, 0, 0, 0, 63, 1, 1, 0, 4, 0, 0, 0, 24, 1, 0, 3, 0, 0, 0, 0, 0, 32, 1, 1, 0, 0, 15, 0, 0, 0, 0, 31 ]
[ "nonn", "tabl" ]
A239362
[ 1, 7, 8, 7, 9, 6, 7, 6, 8, 8, 9, 1, 5, 2, 7, 0, 3, 9, 7, 9, 9, 7, 0, 8, 2, 5, 5, 1, 7, 9, 9, 0, 7, 5, 0, 6, 9, 0, 9, 1, 4, 3, 9, 2, 2, 5, 6, 7, 4, 9, 7, 7, 8, 0, 9, 5, 8, 7, 9, 7, 6, 5, 0, 4...
[ "nonn", "cons" ]
A236437
[ 2, 263, 269, 347, 397, 431, 461, 479, 499, 569, 599, 607, 677, 683, 719, 769, 797, 821, 929, 941, 1019, 1031, 1049, 1051, 1061, 1069, 1103, 1181, 1223, 1229, 1237, 1297, 1307, 1367, 1399, 1409, 1439, 1453, 1487, 1489, 1523, 1553, 15...
[ "nonn", "base" ]
A340672
[ 0, 3, 1, 8, 6, 4, 4, 11, 2, 36, 9, 9, 34, 16, 7, 7, 32, 5, 14, 5, 5, 39, 30, 12, 12, 12, 3, 46, 37, 37, 28, 19, 10, 10, 10, 10, 44, 35, 35, 26, 26, 17, 17, 17, 8, 8, 8, 8, 42, 33, 33, 33, 24, 6, 24, 15, 1...
[ "nonn", "easy", "look" ]
A119190
[ 3, 55, 8385, 353833535835, 338385588883835600000, 5.838535388555338e+24, 5.533535533558336e+25 ]
[ "nonn", "base", "more" ]
A354902
[ 1, 3, 7, 11, 19, 31, 47, 67, 91, 119, 151, 187, 227, 271, 319, 371, 427, 487, 551, 619, 691, 767, 847, 931, 1019, 1111, 1207, 1307, 1411, 1519, 1631, 1747, 1867, 1991, 2119, 2251, 2387, 2527, 2671, 2819, 2971, 3127, 3287, 3451, ...
[ "nonn", "easy" ]
A220098
[ 1, 2, 1, 2, 3, 2, 3, 4, 3, 2, 3, 4, 5, 4, 3, 4, 5, 6, 5, 4, 3, 4, 5, 6, 7, 6, 5, 4, 5, 6, 7, 8, 7, 6, 5, 4, 5, 6, 7, 8, 9, 8, 7, 6, 5, 6, 7, 8, 9, 10, 9, 8, 7, 6, 5, 6, 7, 8, 9, 10, 11, 10, 9,...
[ "nonn", "easy" ]
A320147
[ 1, 4, 4, 2, 12, 18, 8, 16, 24, 28, 40, 8, 26, 72, 16, 16, 44, 44, 68, 24, 34, 80, 72, 28, 40, 124, 40, 50, 112, 56, 80, 40, 76, 144, 120, 32, 84, 216, 24, 40, 136, 80, 160, 88, 56, 154, 88, 28, 158, 228, 100, 48, ...
[ "nonn" ]
A367840
[ 1, 3, 34, 514, 10456, 265704, 8103120, 288302480, 11722944896, 536262671488, 27256865214208, 1523936708699904, 92949383868668930, 6141694449341638000, 437033351625771000000, 3.331993754364049e+22, 2.7097080410473884e+24 ]
[ "nonn" ]
A033471
[ 1, 18, 810, 10206, 65610, 1299078, 483611310, 9565938, 7317942570, 103053850074, 383546284110, 1443528742014, 257010878197710, 5083731656658, 6634269811938690, 982924264619854300, 315013432104813000 ]
[ "nonn", "frac" ]
A112303
[ 2, 7, 3, 17, 11, 5, 29, 19, 13, 41, 31, 23, 53, 43, 37, 67, 59, 47, 79, 71, 61, 97, 83, 73, 107, 101, 89, 127, 109, 103, 139, 139, 131, 113, 157, 149, 137, 173, 163, 151, 191, 179, 167, 193, 181, 227, 211, 197, 239, 22...
[ "easy", "nonn" ]
A049068
[ 3, 5, 7, 8, 10, 11, 13, 14, 15, 17, 18, 19, 21, 22, 23, 24, 26, 27, 28, 29, 31, 32, 33, 34, 35, 37, 38, 39, 40, 41, 43, 44, 45, 46, 47, 48, 50, 51, 52, 53, 54, 55, 57, 58, 59, 60, 61, 62, 63, 65, 66, 67, 68, 69...
[ "nonn", "nice", "easy" ]
A295785
[ 1, 1, 1, 2, 1, 3, 1, 4, 18, 1, 8, 5, 106, 1, 17, 6, 572, 1, 38, 2202, 7, 5712, 52, 2918, 1, 78, 41495, 8, 998928, 160, 14376, 1, 164, 742773, 9, 161737320, 469, 392628, 69162, 1, 2719708, 332, 4281895264, 824, 12825336, 10, ...
[ "nonn" ]
A127758
[ 1, 2, 3, 6, 8, 11, 14, 18, 22, 26, 30, 35, 40, 46, 51, 58, 64, 71, 77, 85, 92, 100, 108, 116, 125, 134, 143, 152, 162, 172, 182, 193, 204, 215, 226, 238, 249, 261, 274, 286, 299, 312, 326, 339, 353, 367, 381, 396, 411, ...
[ "nonn" ]
A102859
[ 0, 1, 2, 3, 10, 11, 12, 13, 20, 21, 22, 26, 30, 31, 33, 99, 100, 101, 102, 103, 110, 111, 112, 113, 120, 121, 122, 130, 200, 201, 202, 210, 211, 212, 220, 221, 260, 264, 300, 301, 307, 310, 311, 330, 836, 990, 1000, 1001, ...
[ "base", "easy", "nonn" ]
A334819
[ 2, 3, 3, 5, 6, 7, 8, 8, 10, 11, 11, 13, 14, 15, 14, 17, 18, 19, 20, 21, 22, 23, 23, 24, 26, 27, 27, 29, 30, 31, 32, 31, 34, 35, 35, 37, 38, 39, 38, 41, 42, 43, 44, 45, 46, 47, 48, 48, 50, 51, 51, 53, 54, 55, ...
[ "nonn", "easy" ]
A213386
[ 14, 15, 35, 39, 51, 95, 115, 87, 155, 111, 123, 215, 235, 159, 371, 183, 302, 335, 219, 511, 395, 415, 267, 623, 291, 303, 482, 327, 339, 791, 554, 1415, 635, 655, 411, 695, 662, 447, 698, 471, 734, 815, 835, 519, 1211, 543, ...
[ "nonn" ]
A271049
[ 1, 3, 105, 9157, 1467989, 372555091, 136839757533, 68506049319485, 44775766291961896, 36988728433561715000, 3.7653691956186854e+22, 4.628324735817862e+25, 6.755627934756889e+28, 1.154703919015006e+32 ]
[ "nonn" ]
A192291
[ 10, 14, 32, 58, 154, 182, 382, 758, 3830, 5962, 67815454, 94941602, 7172169026, 8196764584, 18624907238, 34790550682, 30033199624, 31387575416, 38857270202, 48571587730 ]
[ "nonn", "more" ]
A250620
[ 81, 484, 484, 2704, 6166, 2704, 13456, 71610, 71610, 13456, 64009, 712806, 1690656, 712806, 64009, 290521, 6676967, 32944614, 32944614, 6676967, 290521, 1283689, 58739370, 595652178, 1223112064, 595652178, 58739370, 1283689, 5541316 ]
[ "nonn", "tabl" ]
A205570
[ 1, 1, 2, 9, 60, 485, 4680, 53557, 709968, 10662633, 178786080, 3312164801, 67201649856, 1481949570829, 35291569832064, 902631317654445, 24676916031310080, 718135040275928700, 22164641043514530000, 723163494821506400000, 2.486936690732778e+22 ]
[ "nonn" ]
A297831
[ 1, 2, 8, 11, 14, 17, 22, 24, 29, 31, 36, 38, 43, 45, 48, 51, 56, 60, 62, 65, 68, 73, 77, 79, 82, 85, 90, 94, 96, 99, 102, 107, 111, 113, 118, 120, 125, 127, 130, 133, 138, 140, 143, 148, 152, 154, 159, 161, 166, 168, ...
[ "nonn", "easy" ]
A278300
[ 2, 4, 5, 5, 4, 0, 7, 4, 8, 2, 2, 8, 4, 1, 2, 7, 9, 4, 9, 3, 7, 5, 7, 6, 7, 4, 0, 2, 6, 2, 0, 1, 7, 6, 0, 9, 8, 9, 4, 9, 3, 5, 2, 6, 4, 0, 8, 8, 3, 9, 2, 3, 5, 8, 8, 0, 6, 9, 7, 0, 5, 6, 0, 1...
[ "nonn", "cons" ]
A167043
[ 1, 100, 1225, 10000, 93025, 122500, 1000000, 9302500, 12250000, 100000000, 930250000, 1225000000, 10000000000, 14731890625, 93025000000, 122500000000, 863273265625, 1000000000000, 1473189062500, 9302500000000, 12250000000000, 86327326562500, 100000000000000 ]
[ "nonn", "base" ]
A271470
[ 1, 2241, 18395521, 22005481, 180674890281, 1483422094617961, 1774530705782041, 14569695060825930000, 1.1962374811198598e+23, 1.4309886237748462e+23, 1.174906008443637e+27, 9.646506658002296e+30, 1.1539549215467585e+31 ]
[ "nonn", "easy" ]
A217721
[ 0, 1, 1, 1, 1, 1, 2, 2, 3, 2, 1, 2, 3, 2, 2, 2, 3, 4, 4, 3, 3, 2, 3, 4, 4, 3, 3, 3, 5, 4, 4, 4, 2, 2, 4, 5, 2, 5, 2, 3, 4, 4, 3, 4, 5, 5, 3, 5, 7, 2, 3, 6, 6, 4, 5, 3, 3, 5, 6, 4, 5, 3, 3, 4...
[ "nonn" ]
A358066
[ 1, 1, 1, 2, 1, 2, 3, 4, 1, 2, 3, 5, 4, 6, 7, 1, 2, 3, 5, 9, 4, 6, 10, 7, 11, 8, 13, 1, 2, 3, 5, 9, 16, 4, 6, 10, 17, 7, 11, 18, 8, 13, 21, 12, 19, 1, 2, 3, 5, 9, 16, 28, 4, 6, 10, 17, 29, 7, 11, 18,...
[ "nonn", "tabf" ]
A107487
[ 6, 12, 15, 18, 20, 24, 28, 30, 30, 35, 36, 40, 42, 42, 45, 45, 48, 54, 56, 60, 60, 60, 63, 66, 66, 70, 72, 72, 75, 77, 78, 80, 84, 84, 84, 88, 90, 90, 90, 91, 96, 99, 100, 102, 104, 105, 105, 108, 110, 112, 114, 11...
[ "nonn" ]
A352316
[ 36, 128, 120, 288, 360, 500, 1008, 972, 1024, 1500, 1152, 1372, 2520, 3072, 2520, 3960, 4000, 4116, 4860, 5040, 4500, 5760, 6860, 5324, 6804, 6435, 8000, 7776, 8192, 10920, 8788, 9216, 10395, 10976 ]
[ "nonn", "more" ]
A249640
[ 0, 0, 7, 91, 679, 5005, 35287, 248731, 1742839, 12211675, 85493527, 598537051, 4189841719, 29329466845, 205306842727, 1437151921051, 10060067469319, 70420500427165, 492943531132087, 3450604914906331, 24154234601326040, 169079643588071970 ]
[ "easy", "nonn", "walk" ]
A171407
[ 37, 613566757, 4.861176670299121e+37 ]
[ "nonn", "uned", "bref" ]
A087529
[ 43, 34434343, 44334343, 44343433, 3334344443, 3343443443, 3344334443, 3344344343, 3344434433, 3433434443, 3433444433, 3434444333, 3443343443, 3444334343, 4334433443, 4334443433, 4343444333, 4344333443, 4344433343, 4344443333, 4433343443, 4433344343, 4434334343 ]
[ "base", "nonn" ]
A325850
[ 1, 1, 2, 4, 18, 72, 446, 2804, 21560, 184364, 1788514 ]
[ "nonn", "more" ]
A057823
[ 1, 9, 3, 0, 7, 2, 0, 3, 3, 9, 5, 7, 4, 1, 0, 9, 7, 8, 9, 2, 2, 9, 4, 1, 6, 8, 5, 4, 2, 1, 2, 6, 2, 2, 5, 4, 5, 7, 0, 5, 0, 7, 7, 6, 0, 9, 7, 8, 7, 0, 4, 7, 2, 1, 6, 0, 9, 8, 0, 8, 9, 8, 9, 0...
[ "cons", "nonn", "easy", "nice" ]
A284467
[ 1, 1, -2, 1, 2, -2, 0, -5, 10, 1, -15, 10, -1, 18, -39, 4, 50, -24, -14, -69, 165, -70, -83, -20, 154, 161, -550, 313, 55, 410, -960, 102, 1074, -406, -506, -1344, 3581, -1791, -833, -1833, 4995, 205, -6993, 2982, 2461, 7649, ...
[ "sign" ]
A201305
[ 7, 17, 277, 647, 7297, 10007, 21977, 33757, 68597, 106487, 138247, 156257, 196837, 359377, 466567, 506537, 640007, 795077, 973367, 1574647, 1951127, 2621447, 5314417, 5513687, 6141257, 10612087, 11910167, 12950297, 14815447, 19066247 ]
[ "nonn", "easy" ]
A021950
[ 0, 0, 1, 0, 5, 7, 0, 8, 2, 4, 5, 2, 4, 3, 1, 2, 8, 9, 6, 4, 0, 5, 9, 1, 9, 6, 6, 1, 7, 3, 3, 6, 1, 5, 2, 2, 1, 9, 8, 7, 3, 1, 5, 0, 1, 0, 5, 7, 0, 8, 2, 4, 5, 2, 4, 3, 1, 2, 8, 9, 6, 4, 0, 5...
[ "nonn", "cons", "easy" ]
A354893
[ 1, 3, 7, 73, 121, 12361, 5041, 5308801, 44452801, 5681370241, 39916801, 16800125569921, 6227020801, 35897693762810880, 2134168822456070400, 190139202281277850000, 355687428096001, 3.563095308471181e+24, 121645100408832000 ]
[ "nonn" ]
A130891
[ 0, 1, 2, 0, 4, 0, 6, 0, 8, 9, 10, 2, 12, 2, 14, 15, 16, 2, 18, 2, 20, 21, 22, 4, 24, 25, 26, 27, 28, 4, 30, 6, 32, 33, 34, 35, 36, 6, 38, 39, 40, 8, 42, 8, 44, 45, 46, 8, 48, 49, 50, 51, 52, 10, 54, 55, 5...
[ "nonn" ]
A382633
[ 1, 2, 3, 6, 7, 9, 10, 13, 16, 18, 20, 25, 34, 33, 40, 45, 44, 56, 66, 49, 63, 97, 80, 88, 92, 111, 129, 112, 100, 136, 135, 161, 160, 170, 176, 217, 165, 200, 224, 230, 208, 245, 242, 306, 255, 273, 319, 297, 391, 330,...
[ "nonn" ]
A345562
[ 15395, 16610, 18866, 19235, 19410, 20996, 21011, 21251, 21316, 21331, 21491, 21620, 23811, 25091, 29700, 29715, 29906, 29955, 30356, 30995, 31235, 31266, 31331, 31506, 32035, 33651, 33795, 33891, 35171, 35411, 35636, 35796, 35971, 37811, 37971, 3...
[ "nonn" ]
A288589
[ 1, 11, 110, 111, 11100, 111111, 111000, 11011111, 110110000, 1111111, 10011100000, 111101111111, 1111111000000, 11111111111, 110111110000000, 1101100111111111, 1011101100000000, 110111111111111100, 101111111000000000, 11011000011111110000 ]
[ "nonn", "easy" ]
A204245
[ 1, 1, 4, 84, 9792, 7015680, 35334144000, 1424547274752000, 516934658477260800000, 1.8758506537488117e+27, 7.4877948716953985e+34, 3.586665697434864e+43 ]
[ "nonn" ]
A110008
[ 1, 1, 1, 1, 2, 16, 8, 4, 3, 81, 27, 9, 4, 256, 64, 16, 5, 625, 125, 25, 6, 1296, 216, 36, 7, 2401, 343, 49, 8, 4096, 512, 64, 9, 6561, 729, 81, 10, 10000, 1000, 100, 11, 14641, 1331, 121, 12, 20736, 1728, 144, 13, 2856...
[ "nonn", "easy" ]
A147639
[ 4, 8, 16, 32, 64, 128, 1048576 ]
[ "nonn", "more" ]
A124021
[ 1, 1, -1, 0, 2, 1, 1, 3, 1, -1, -1, -4, -3, 2, 1, 0, -4, -2, 6, 1, -1, -1, 4, 3, -10, -6, 2, 1, -1, 5, 1, -17, -5, 9, 1, -1, 0, -6, -3, 24, 16, -16, -9, 2, 1, -1, -7, -2, 34, 11, -39, -8, 12, 1, -1, 1, 8,...
[ "sign", "tabl", "uned" ]
A204270
[ 1, 4, 10, 36, 58, 280, 338, 1632, 2955, 9512, 11482, 83160, 66922, 323128, 780100, 2354160, 2273378, 16465260, 13250218, 95966568, 154455860, 372889432, 450117362, 4346717760, 3935214363, 12667263848, 30581480180, 110745336312, 89120964298 ]
[ "nonn" ]
A185628
[ 1, 3, 1, 6, 3, 1, 16, 12, 3, 1, 60, 55, 18, 3, 1, 305, 315, 118, 24, 3, 1, 1988, 2243, 912, 205, 30, 3, 1, 15951, 19378, 8342, 1995, 316, 36, 3, 1, 153171, 198363, 89193, 22274, 3708, 451, 42, 3, 1, 1722693, 2358860, 10985...
[ "nonn", "tabl" ]
A325376
[ 153, 477, 801, 1773, 2097, 2421, 3725, 4041, 4689, 4753, 5013, 5337, 6309, 6957, 7281, 7929, 8577, 8725, 9549, 9873, 11225, 11493, 13437, 14357, 14409, 14733, 15381, 17001, 17973, 18621, 19269, 19917, 21213, 21537, 23481, 24777, 25101, 25749,...
[ "nonn" ]
A136729
[ 1, 1, 5, 49, 701, 13177, 306821, 8520289, 274808525, 10095533833, 416131518293, 19017974164465, 954399901374749, 52173428322993430, 3085965087129209300, 196360349627069560000, 1.3374490368820472e+22, 9.709045301812601e+23 ]
[ "nonn" ]
A151318
[ 1, 3, 13, 55, 249, 1131, 5253, 24543, 115825, 549331, 2620029, 12543367, 60270697, 290423355, 1403088885, 6793370415, 32956254945, 160152588195, 779470975725, 3798948989655, 18538237315545, 90565618791435, 442899758973285, 2167985089576575, 10621425660150608, 520781...
[ "nonn", "walk" ]
A321128
[ 2, 3, 5, 7, 1, 9, 4, 6, 8, 0, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 10, 12, 27, 39, 14, 49, 15, 51, 57, 16, 63, 18, 81, 91, 93, 99, 21, 22, 33, 24, 25, 26, 69, 77...
[ "nonn", "base", "look" ]
A195554
[ 12, 651, 17549, 236588, 12758199, 343998201, 4637596612, 250086218851, 6743052715749, 90906168553188, 4902190049156399, 132177318990116400, 1781942711341993200, 96092729093477520000, 2.590939800101209e+21, 3.492964093681958e+22 ]
[ "nonn" ]
A136232
[ 1, 4, 1, 24, 8, 1, 198, 76, 12, 1, 2116, 888, 156, 16, 1, 28052, 12542, 2350, 264, 20, 1, 446560, 209506, 41034, 4864, 400, 24, 1, 8325700, 4058806, 821562, 100988, 8710, 564, 28, 1, 178284892, 89706276, 18631332, 2352116, 209440, 141...
[ "nonn", "tabl" ]
A032283
[ 2, 5, 10, 21, 42, 95, 210, 510, 1258, 3249, 8538, 23033, 62778, 173451, 482690, 1353075, 3811362, 10785233, 30625194, 87239997, 249174234, 713416599, 2046945138, 5884580072, 16946835090, 48883925865, 141217957618, 408519816609, 1183291934298, 3431535849811 ]
[ "nonn" ]
A225801
[ 51, 69, 74, 77, 106, 111, 115, 129, 187, 226, 235, 237, 267, 291, 314, 355, 371, 403, 407, 411, 422, 427, 437, 497, 519, 533, 591, 597, 649, 655, 669, 713, 723, 763, 785, 789, 831, 893, 905, 939, 943, 965, 1003, 1027, 1037, 10...
[ "nonn" ]
A293312
[ 1, 1, 2, 1, 1, 3, 1, 3, 2, 4, 1, 4, 6, 2, 5, 1, 7, 11, 10, 3, 6, 1, 11, 26, 23, 15, 3, 7, 1, 18, 57, 70, 42, 21, 4, 8, 1, 29, 129, 197, 155, 69, 28, 4, 9, 1, 47, 289, 571, 533, 301, 106, 36, 5, 10, 1, 76,...
[ "nonn", "tabl" ]
A091109
[ 3, 8, 19, 15, 41, 83, 160, 122, 295, 526, 911, 683, 1538, 2540, 853, 4115, 3050, 6551, 10269, 15873, 11664, 24222, 8415, 36532, 54509, 39784, 80524, 117862, 171036, 124143, 246211, 351769, 72718, 499042, 360550, 703268, 984857, 353996 ]
[ "nonn" ]
A249190
[ 126, 250, 496, 984, 1952, 3872, 7680, 15234, 30218, 59940, 118896, 235840, 467808, 927936, 1840638, 3651058, 7242176, 14365456, 28495072, 56522336, 112116736, 222392834, 441134610, 875027044, 1735688632, 3442882192, 6829242048 ]
[ "nonn" ]
A110849
[ 30, 42, 30, 84, 516, 768, 804, 4806, 2838, 174, 23418, 22770 ]
[ "nonn", "more" ]
A126683
[ 1, 1, 1, 1, 2, 4, 8, 16, 33, 68, 144, 312, 686, 1523, 3405, 7652, 17284, 39246, 89552, 205253, 472297, 1090544, 2525904, 5867037, 13663248, 31896309, 74628130, 174972341, 411032475, 967307190, 2280248312, 5383723722, 12729879673, 30141755384, 71462...
[ "nonn" ]
A148636
[ 1, 1, 3, 6, 22, 61, 221, 715, 2677, 9456, 36176, 134565, 526917, 2028208, 8091308, 31929777, 129378035, 520401679, 2135953773, 8722585918, 36193244102, 149624642757, 626656142107, 2617098759731, 11049094963395, 46543855094639, 197872752185473, 839747689320864, ...
[ "nonn", "walk" ]
A202828
[ 1, 4, 36, 400, 5776, 97344, 1915456, 42406144, 1049760000, 28558296064, 848579961856, 27271456395264, 943132599095296, 34877026635366400, 1373536895379849200, 57351382681767710000, 2.5306469780037304e+21, 1.1761422147059104e+23, 5.742190572014855e+24 ]
[ "nonn" ]
A343658
[ 1, 1, 1, 1, 2, 1, 1, 3, 2, 1, 1, 4, 3, 3, 1, 1, 5, 4, 6, 2, 1, 1, 6, 5, 10, 3, 4, 1, 1, 7, 6, 15, 4, 10, 2, 1, 1, 8, 7, 21, 5, 20, 3, 4, 1, 1, 9, 8, 28, 6, 35, 4, 10, 3, 1, 1, 10, 9, 36, 7, 56, ...
[ "nonn", "tabl" ]
A258529
[ 5646340, 85453855, 606576800, 455126938, 1319588040, 2229175182, 6279181504, 24590578112, 74615867948, 254672251620, 915694420572, 3440264796428, 11988270391004, 46671912507372, 175174970747004, 672219663494924 ]
[ "nonn" ]