id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A018750
[ 1, 3, 17, 19, 51, 57, 323, 969 ]
[ "nonn", "fini", "full", "easy" ]
A134871
[ 1, 2, 3, 5, 5, 8, 7, 10, 10, 12, 11, 16, 13, 16, 17, 19, 17, 22, 19, 24, 23, 24, 23, 30, 26, 28, 29, 32, 29, 36, 31, 36, 35, 36, 37, 43, 37, 40, 41, 46, 41, 48, 43, 48, 49, 48, 47, 56, 50, 54, 53, 56, 53, 60, 57, 62, 59, 60, 59, 70, 61, 64, 67, 69, 67, 72, 67 ]
[ "nonn" ]
A025143
[ 2, 1, 2, 2, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 1, 1, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1, 2 ]
[ "nonn" ]
A038007
[ 166, 248, 298, 518, 536, 586, 766, 946, 956, 1076, 1126, 1148, 1208, 1216, 1366, 1376, 1418, 1544, 1558, 1618, 1678, 1688, 1726, 1756, 1786, 1796, 1898, 1918, 1948, 1978, 2138, 2168, 2188, 2206, 2228, 2296, 2338, 2426, 2458, 2476 ]
[ "nonn" ]
A358835
[ 1, 1, 3, 4, 8, 8, 17, 16, 31, 34, 54, 57, 108, 102, 166, 191, 294, 298, 504, 491, 803, 843, 1251, 1256, 2167, 1974, 3133, 3226, 4972, 4566, 8018, 6843, 11657, 11044, 17217, 15010, 28422, 21638, 38397, 35067, 58508, 44584, 91870, 63262, 125114, 106264, 177483 ]
[ "nonn" ]
A013365
[ 1, -23, 719, -40039, 3522539, -447600515, 77667878287, -17678180216111, 5114563630418963, -1833901052655286300, 798306636459002400000, -4.147048644733033e+23, 2.5339653907227885e+26 ]
[ "sign" ]
A216146
[ 5, 83, 9377, 2470631, 97, 5, 29, 13, 306503, 23173, 5, 7, 7, 11, 12517, 5, 13, 61, 17, 71, 5, 53, 1531477446517, 97, 101, 5, 11, 1999, 53, 11, 5, 67153, 7, 7, 13499, 5, 13, 28201 ]
[ "nonn" ]
A350272
[ 1, 0, 2, 2, 0, 2, 4, 0, 4, 0, 4, 4, 4, 2, 2, 0, 8, 0, 12, 0, 12, 10, 8, 10, 10, 8, 8, 10, 32, 0, 32, 0, 32, 0, 32, 0, 30, 28, 30, 28, 26, 30, 30, 26, 28, 0, 104, 0, 100, 0, 104, 0, 104, 0, 100, 94, 92, 94, 94, 92, 92, 94, 94, 92, 92, 94, 344, 0, 344, 0, 336, 0, 344, 0, 344, 0, 336, 0 ]
[ "nonn", "tabl" ]
A264506
[ 1, 1, 2, 3, 2, 3, 6, 14, 4, 4, 12, 38, 46, 8, 6, 24, 137, 211, 149, 16, 9, 46, 432, 1235, 1224, 524, 32, 13, 91, 1417, 6613, 11464, 7177, 1790, 64, 19, 177, 4554, 35356, 105324, 110185, 41622, 6084, 128, 28, 349, 14710, 190821, 934515, 1697577, 1041411, 241432 ]
[ "nonn", "tabl" ]
A045503
[ 1, 1, 4, 27, 256, 3125, 46656, 823543, 16777216, 387420489, 2, 2, 5, 28, 257, 3126, 46657, 823544, 16777217, 387420490, 5, 5, 8, 31, 260, 3129, 46660, 823547, 16777220, 387420493, 28, 28, 31, 54, 283, 3152, 46683, 823570, 16777243, 387420516, 257, 257, 260 ]
[ "nonn", "base" ]
A022487
[ 2, 3, 5, 8, 12, 16, 19, 25, 32, 41, 58, 79, 111, 150, 200, 270, 358, 467, 604, 791, 1046, 1385, 1837, 2430, 3250, 4343, 5772, 7650, 10124, 13443, 17838, 23623, 31297, 41559, 55214, 73215, 97098, 128848, 171066, 227068, 301157, 399681, 530504, 703940, 933978, 1239182, 1644323, 2181790 ]
[ "nonn", "base" ]
A016570
[ 3, 1, 2, 1, 125, 3, 1, 1, 1, 1, 6, 1, 2, 1, 2, 1, 2, 1, 5, 20, 1, 1, 1, 2, 3, 6, 2, 1, 8, 19, 1, 62, 1, 1, 6, 2, 3, 6, 2, 6, 1, 1, 1, 1, 1, 5, 6, 7, 8, 3, 2, 8, 8, 1, 6, 3, 4, 1, 11, 1, 1, 1, 1, 3, 7, 4, 1, 2, 1, 4, 1, 2, 7, 1, 14, 22, 76 ]
[ "nonn", "cofr" ]
A163090
[ 1, 14, 182, 2366, 30667, 397488, 5152056, 66777984, 865538310, 11218616136, 145409328792, 1884713116104, 24428580744204, 316629386210592, 4103970233205024, 53193330778861730, 689461735481280300, 8936411345795738000, 115828687266480550000, 1.5013056443723397e+21 ]
[ "nonn" ]
A167753
[ 1, 1, 0, -1, -1, 0, 0, 1, 0, -1, 0, 0, 0, -1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, -1 ]
[ "sign" ]
A194557
[ 1, 7, 3, 6, 1, 9, 0, 5, 2, 5, 0, 9, 5, 3, 1, 3, 5, 2, 1, 5, 4, 1, 5, 7, 1, 4, 8, 2, 6, 8, 3, 3, 2, 6, 7, 5, 8, 2, 2, 9, 5, 5, 3, 2, 1, 8, 4, 8, 9, 0, 8, 6, 4, 0, 7, 8, 4, 5, 4, 6, 9, 6, 0, 5, 7, 4, 4, 6, 7, 6, 3, 7, 4, 5, 8, 4, 3, 3, 5, 6, 3, 1, 2, 3, 2, 3, 4, 2, 1, 7, 1, 0, 0, 6, 1, 8, 3, 5, 2, 5 ]
[ "nonn", "cons" ]
A269730
[ 1, 5, 31, 215, 1597, 12425, 99955, 824675, 6939769, 59334605, 513972967, 4501041935, 39784038517, 354455513105, 3179928556219, 28701561707675, 260447708523505, 2374690737067925, 21744508765633330, 199877846477679800, 1843718766426242300, 17060955558786456000, 158333204443000050000 ]
[ "nonn", "easy" ]
A179467
[ 1, 1, 3, 7, 19, 47, 131, 351, 992, 2808, 8131, 23723, 70192, 209209, 629165, 1904391, 5801109, 17764063, 54663309, 168925259, 524064687, 1631511342, 5095440198, 15960070908, 50124189982, 157806721089, 497953049736, 1574573746276 ]
[ "nonn" ]
A172206
[ 0, 0, 24, 926, 37282, 394202, 2484382, 10999618, 38168864, 110899878, 281638602, 643766432, 1352358921, 2651129458, 4906381466, 8648792662, 14623854922, 23851793294, 37697787702, 57953320884, 86929476107, 127563008202, 183536011462, 259410007946, 360775279732 ]
[ "nonn", "easy" ]
A313857
[ 1, 5, 10, 16, 21, 25, 30, 35, 38, 45, 48, 55, 61, 67, 71, 76, 81, 81, 90, 91, 100, 106, 112, 117, 122, 127, 125, 135, 134, 145, 151, 157, 162, 168, 173, 169, 181, 177, 190, 196, 202, 207, 213, 219, 213, 227, 221, 235, 241, 247 ]
[ "nonn" ]
A224332
[ 1, 30, 381, 4092, 40955, 393210, 3670009, 33554424, 301989879, 2684354550, 23622320117, 206158430196, 1786706395123, 15393162788850, 131941395333105, 1125899906842608, 9570149208162288, 81064793292668910, 684547143360315400 ]
[ "nonn", "easy" ]
A148897
[ 1, 1, 3, 8, 31, 107, 402, 1553, 6212, 24929, 102365, 425855, 1796311, 7595044, 32541726, 140436897, 608624581, 2653313910, 11639255932, 51259909476, 226553582890, 1005350577805, 4478742370310, 20003242199184, 89586533301990, 402467873379907, 1812302250341527, 8177362568979110, 36982173683781310 ]
[ "nonn", "walk" ]
A232286
[ 729, 4040, 1774344, 340593196, 47260154104, 6001447087200, 933667586918234, 152822604107404320, 23700054790070630000, 3.5474157161861134e+21, 5.372428078136913e+23, 8.268724358122501e+25 ]
[ "nonn" ]
A291727
[ 4, 10, 24, 55, 116, 234, 460, 879, 1640, 3006, 5424, 9650, 16964, 29510, 50852, 86893, 147360, 248198, 415440, 691428, 1144772, 1886270, 3094292, 5055140, 8227084, 13341756, 21564360, 34746331, 55823080, 89439056, 142928424, 227851285, 362396564, 575135150 ]
[ "nonn", "easy" ]
A137306
[ 2, 8, 20, 28, 50, 83, 118, 126, 168, 194, 298 ]
[ "nonn", "obsc", "uned" ]
A117526
[ 3, 10, 9837, 259441550133 ]
[ "nonn" ]
A126598
[ 1, 3, 0, 2, 9, 6, 4, 0, 0, 1, 2, 1, 6, 0, 1, 2, 5, 5, 2, 5, 3, 2, 1, 1, 4, 3, 0, 6, 9, 7, 3, 3, 5, 8, 0, 2, 5, 3, 8, 6, 2, 1, 9, 9, 7, 8, 1, 0, 4, 6, 7, 8, 5, 9, 6, 2, 9, 4, 2, 1, 1, 1, 7, 9, 9, 9, 2, 9, 6, 5, 7, 6, 7, 6, 5, 0, 7, 4, 1, 7, 8, 6, 8, 4, 0, 1, 3, 0, 2, 8, 0, 3, 6, 3, 8, 2, 3, 0, 9, 4, 8, 7 ]
[ "cons", "nonn" ]
A330141
[ 1, 1, 1, 1, 2, 2, 1, 3, 7, 4, 1, 4, 17, 20, 9, 1, 5, 36, 65, 60, 21, 1, 6, 72, 176, 249, 176, 51, 1, 7, 141, 434, 833, 889, 518, 127, 1, 8, 275, 1016, 2470, 3528, 3094, 1520, 323, 1, 9, 538, 2307, 6795, 12150, 14232, 10494, 4461, 835 ]
[ "nonn", "tabl" ]
A322119
[ -1, 0, 2, 1, 0, 5, 0, 0, 7, 8, 2, 10, 6, 13, 3, 15, 6, 12, 12, 10, 5, 1, 12, 8, 23, 7, 21, 14, 19, 29, 17, 16, 30, 6, 6, 33, 4, 1, 27, 35, 6, 4, 42, 39, 12, 35, 42, 43, 16, 3, 11, 14, 50, 33, 27, 47, 2, 30, 13, 50, 34, 43, 3, 63, 42, 2, 25, 13, 3, 8, 25, 20, 11, 42, 6, 27, 42, 38, 7, 20 ]
[ "sign" ]
A064824
[ 0, 3, 7, 2, 4, 5, 7, 8, 0, 1, 9, 2, 4, 9, 3, 8, 6, 9, 1, 8, 2, 7, 5, 6, 2, 9, 1, 0, 4, 3, 5, 4, 6, 9, 5, 6, 8, 7, 3, 8, 4, 3, 7, 8, 4, 1, 5, 6, 2, 1, 9, 8, 2, 7, 7, 8, 6, 7, 9, 2, 0, 7, 5, 4, 2, 5, 1, 6, 4, 3 ]
[ "nonn" ]
A217829
[ 1, 19, 1134, 115515, 16254118, 2848701388 ]
[ "nonn", "more" ]
A269511
[ 1, 6, 14, 38, 55, 108, 140, 236, 285, 434, 506, 722, 819, 1112, 1240, 1624, 1785, 2270, 2470, 3070, 3311, 4036, 4324, 5188, 5525, 6538, 6930, 8106, 8555, 9904, 10416, 11952, 12529, 14262, 14910, 16854, 17575, 19740, 20540, 22940, 23821, 26466, 27434, 30338 ]
[ "nonn", "easy" ]
A267435
[ 8, 20, 32, 320, 2048, 2216, 8192, 13312, 87040, 218432, 524288, 89478400, 536870912, 137438953472, 250199979283796, 9007199254740992, 63800994005254140, 96076791692656640, 382805968326492160, 576460752303423500, 2305843009213694000, 4099276399740365300 ]
[ "nonn" ]
A163318
[ 1, 1, 4, 8, 19, 36, 76, 142, 272, 496, 900, 1592, 2784, 4792, 8138, 13688, 22703, 37380, 60838, 98310, 157298, 250162, 394332, 618032, 961512, 1487563, 2286610, 3496776, 5316666, 8044598, 12110538, 18147166, 27068692, 40203306, 59459998, 87587428, 128522850 ]
[ "easy", "nonn" ]
A211943
[ 5, 3, 15, 33, 106, 361, 1012, 3859, 11655, 43431 ]
[ "nonn", "hard" ]
A196822
[ 6, 8, 6, 9, 2, 8, 0, 7, 2, 5, 0, 7, 1, 1, 4, 1, 5, 1, 4, 7, 7, 4, 2, 6, 6, 1, 4, 9, 4, 4, 4, 5, 7, 6, 9, 5, 9, 5, 8, 2, 2, 1, 4, 9, 8, 9, 9, 9, 1, 3, 4, 9, 6, 4, 8, 4, 9, 0, 6, 0, 3, 7, 4, 0, 8, 8, 7, 4, 9, 3, 4, 1, 8, 8, 9, 1, 8, 1, 0, 9, 4, 8, 5, 5, 2, 9, 3, 5, 1, 3, 7, 4, 0, 6, 3, 2, 1, 4, 1, 2, 1, 6, 8, 8, 9, 8 ]
[ "nonn", "cons" ]
A171125
[ 11, 17, 23, 29, 30, 31, 32, 33, 34, 35, 41, 77, 83, 113, 119, 125, 149, 155, 161, 167, 181, 182, 183, 184, 185, 188, 189, 190, 191, 195, 196, 197, 202, 203, 209, 221, 227, 233, 239, 245, 247, 248, 249, 250, 251, 257, 293, 329, 365, 397, 398, 399, 400, 401, 437 ]
[ "nonn", "base" ]
A376578
[ 1, 1, 3, 16, 149, 1656, 22567, 367144, 7020729, 153727408, 3792553451, 104109493104, 3149158146037, 104087591605336, 3732676321011471, 144352230854996060, 5988802115089340000, 265333292818927980000, 1.2503715930615717e+22, 6.245110931783898e+23 ]
[ "nonn" ]
A236129
[ 1, 2, 3, 4, 4, 8, 5, 9, 10, 13, 7, 23, 8, 19, 25, 25, 10, 43, 11, 48, 40, 34, 13, 86, 35, 43, 60, 87, 16, 148, 17, 98, 86, 64, 111, 242, 20, 76, 119, 259, 22, 308, 23, 228, 341, 103, 25, 509, 146, 310, 210, 343, 28, 583, 359, 645, 270, 151, 31, 1358, 32, 169 ]
[ "nonn", "easy" ]
A193793
[ 1, 1, 1, 4, 1, 3, 16, 1, 6, 9, 64, 1, 9, 27, 27, 256, 1, 12, 54, 108, 81, 1024, 1, 15, 90, 270, 405, 243, 4096, 1, 18, 135, 540, 1215, 1458, 729, 16384, 1, 21, 189, 945, 2835, 5103, 5103, 2187, 65536, 1, 24, 252, 1512, 5670, 13608, 20412, 17496, 6561 ]
[ "nonn", "tabl", "changed" ]
A139599
[ 3, 7, 11, 41, 47, 53, 71, 73, 83, 101, 127, 149, 157, 173, 181, 197, 211, 223, 229, 263, 271, 307, 337, 359, 373, 379, 397, 419, 433, 443, 509, 521, 571, 593, 599, 613, 617, 619, 641, 659, 673, 677, 719, 733, 739, 743, 751, 761, 773, 787, 811, 821, 887, 937 ]
[ "dead" ]
A032993
[ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 16, 17, 18, 19, 20, 21, 28, 29, 30, 31, 32, 40, 41, 42, 43, 44, 52, 53, 54, 55, 56, 64, 65, 66, 67, 68, 76, 77, 78, 79, 80, 88, 89, 90, 91, 92, 99, 100, 101, 102, 103, 104, 110, 111, 112, 113, 114, 115, 116 ]
[ "nonn", "base" ]
A194903
[ 1, 3, 2, 5, 4, 6, 9, 7, 10, 8, 13, 11, 14, 12, 15, 19, 16, 20, 17, 21, 18, 25, 22, 26, 23, 27, 24, 28, 33, 29, 34, 30, 35, 31, 36, 32, 41, 37, 42, 38, 43, 39, 44, 40, 45, 51, 46, 52, 47, 53, 48, 54, 49, 55, 50, 61, 56, 62, 57, 63, 58, 64, 59, 65, 60, 66, 73, 67, 74 ]
[ "nonn", "tabl" ]
A113907
[ 14, 52, 78, 133, 248 ]
[ "nonn", "fini", "full" ]
A091182
[ 0, 0, 0, 1, 2, 0, 2, 1, 1, 0, 2, 0, 3, 0, 0, 1, 4, 1, 2, 0, 1, 1, 3, 1, 1, 0, 2, 2, 3, 0, 6, 3, 1, 1, 1, 1, 3, 4, 3, 0, 3, 1, 4, 2, 0, 1, 4, 1, 4, 1, 1, 3, 7, 0, 1, 1, 2, 1, 4, 0, 3, 2, 3, 4, 1, 0, 9, 2, 2, 1, 5, 1, 6, 1, 0, 3, 6, 1, 5, 0, 2, 3, 7, 1, 1, 2, 2 ]
[ "nonn", "nice" ]
A374850
[ 4, 9, 50, 576, 12150, 529984, 46080000, 8227578436, 3001814235000, 2250930099585024, 3467943896484375000, 1.0990843331383916e+22, 7.166070542523433e+25, 9.614495288560349e+29, 2.654563621008764e+34 ]
[ "nonn" ]
A044318
[ 67, 148, 229, 310, 391, 472, 553, 603, 634, 715, 796, 877, 958, 1039, 1120, 1201, 1282, 1332, 1363, 1444, 1525, 1606, 1687, 1768, 1849, 1930, 2011, 2061, 2092, 2173, 2254, 2335, 2416, 2497, 2578, 2659, 2740, 2790, 2821, 2902, 2983, 3064, 3145, 3226, 3307, 3388, 3469 ]
[ "nonn", "base" ]
A231123
[ 2, 2, 18, 2, 123, 52, 2, 843, 724, 110, 2, 5778, 10084, 2525, 198, 2, 39603, 140452, 57965, 6726, 322, 2, 271443, 1956244, 1330670, 228486, 15127, 488, 2, 1860498, 27246964, 30547445, 7761798, 710647, 30248, 702, 2, 12752043, 379501252, 701260565, 263672646 ]
[ "nonn", "tabl" ]
A015730
[ 1, 2, 4, 9, 16, 18, 25, 50, 64, 144, 289, 576, 578, 729, 1458, 1600, 1681, 2401, 2916, 3362, 3481, 3600, 4096, 4624, 4802, 5041, 6962, 7921, 9604, 10082, 10201, 11664, 15625, 15842, 17161, 18225, 18496, 20402, 21609, 24400, 26896, 27889 ]
[ "nonn", "easy" ]
A275718
[ 5, 7, 9, 10, 11, 13, 17, 19, 21, 22, 23, 25, 28, 29, 31, 33, 34, 37, 41, 43, 46, 47, 49, 51, 53, 55, 57, 58, 59, 61, 65, 67, 69, 71, 73, 76, 77, 79, 82, 83, 85, 89, 91, 93, 94, 97, 99, 101, 103, 105, 106, 107, 109, 111, 113, 115, 118, 121, 127, 129, 131, 133, 134, 136, 137, 139, 141, 142, 145, 148, 149, 151, 153, 154, 155 ]
[ "nonn" ]
A283806
[ 3, 5, 17, 29, 41, 53, 59, 65, 89, 97, 119, 137, 163, 179, 185, 191, 193, 209, 217, 219, 221, 223, 233, 239, 247, 253, 269, 281, 305, 307, 311, 343, 359, 389, 403, 407, 415, 419, 427, 431, 457, 491, 505, 521, 533, 545, 547, 557, 569, 575, 581, 583, 597, 613, 637 ]
[ "nonn", "easy" ]
A060342
[ 17, 31, 311, 17783 ]
[ "nonn", "fini", "full" ]
A358500
[ 1, 1, 2, 6, 24, 121, 721, 5042, 40326, 362904, 3628921, 39917521, 479006642, 6227061126, 87178654104, 1307677996921, 20922829805521, 355687907102642, 6402379932789126, 121645187587486110, 2432903315854637000, 51090963094539250000, 1.1240010834655147e+21 ]
[ "nonn", "easy" ]
A085959
[ 0, 37, 74, 111, 148, 185, 222, 259, 296, 333, 370, 407, 444, 481, 518, 555, 592, 629, 666, 703, 740, 777, 814, 851, 888, 925, 962, 999, 1036, 1073, 1110, 1147, 1184, 1221, 1258, 1295, 1332, 1369, 1406, 1443, 1480, 1517, 1554, 1591, 1628, 1665, 1702, 1739 ]
[ "nonn", "easy" ]
A157714
[ 136, 160, 217, 244, 259, 352, 496, 586, 664, 736, 853, 862, 1009, 2178, 2929, 3233, 3283, 4274, 4394, 6514, 6562, 7154, 10933, 13154, 18829, 50062, 58618, 59536, 73318, 76438, 124618, 282595, 312962, 329340, 376761, 537059, 578955, 681069 ]
[ "base", "nonn", "fini" ]
A183736
[ 23204876, 21320890377, 16635894447271, 16327766532728500, 19628509753968320000 ]
[ "nonn" ]
A147534
[ 1, 1, 2, 4, 4, 5, 7, 7, 8, 10, 10, 11, 13, 13, 14, 16, 16, 17, 19, 19, 20, 22, 22, 23, 25, 25, 26, 28, 28, 29, 31, 31, 32, 34, 34, 35, 37, 37, 38, 40, 40, 41, 43, 43, 44, 46, 46, 47, 49, 49, 50, 52, 52, 53, 55, 55, 56, 58, 58, 59, 61, 61, 62, 64, 64, 65, 67, 67, 68, 70, 70, 71 ]
[ "easy", "nonn" ]
A262030
[ 1, 3, 1, 10, 8, 1, 35, 45, 20, 15, 1, 126, 224, 175, 126, 75, 24, 1, 462, 1050, 1134, 490, 840, 896, 175, 280, 189, 35, 1, 1716, 4752, 6468, 4704, 4950, 7350, 3528, 2646, 2400, 2940, 784, 540, 392, 48, 1, 6435, 21021, 34320, 33264, 13860, 27027, 50688, 41580, 25872, 15876, 17325, 29700, 15120, 14700, 1764, 5775, 7680, 2352, 945, 720, 63, 1 ]
[ "nonn", "tabf" ]
A131107
[ 1, 1, 1, 1, 1, 1, 1, 3, 4, 1, 1, 2, 3, 2, 1, 1, 5, 16, 27, 16, 1, 1, 3, 25, 16, 81, 16, 1, 1, 7, 12, 125, 256, 81, 64, 1, 1, 4, 49, 54, 125, 512, 729, 16, 1, 1, 9, 64, 343, 1296, 3125, 4096, 2187, 256, 1, 1, 5, 27, 128, 2401, 1296, 15625, 2048, 729, 256, 1, 1, 11, 100, 729, 4096 ]
[ "easy", "frac", "nonn", "tabl" ]
A037597
[ 1, 7, 28, 113, 455, 1820, 7281, 29127, 116508, 466033, 1864135, 7456540, 29826161, 119304647, 477218588, 1908874353, 7635497415, 30541989660, 122167958641, 488671834567, 1954687338268, 7818749353073, 31274997412295 ]
[ "nonn", "base", "easy" ]
A285334
[ 1, 2, 4, 8, 2, 16, 32, 6, 64, 128, 12, 256, 4, 2, 512, 1024, 24, 12, 2048, 48, 4096, 8192, 6, 16384, 8, 96, 32768, 36, 192, 65536, 131072, 12, 72, 262144, 384, 524288, 1048576, 6, 24, 2097152, 2, 4194304, 144, 768, 8388608, 72, 1536, 288, 16777216, 24, 33554432, 67108864, 30, 134217728, 268435456, 3072, 536870912, 576, 48, 216, 16, 6144, 4, 1073741824, 12288 ]
[ "nonn" ]
A218851
[ 1, 5, 7, 9, 13, 21, 29, 37, 41, 43, 47, 57, 69, 79, 85, 87, 91, 99, 113, 125, 133, 135, 139, 147, 161, 175, 185, 189, 191, 197, 211, 225, 239, 243, 245, 251, 263, 279, 293, 301, 303, 307, 317, 333, 349, 359, 363, 365, 373, 389, 407, 419, 425, 427, 433, 447 ]
[ "nonn" ]
A341843
[ 0, 0, 0, 0, 1, 4, 7, 13, 25, 45, 80, 136, 251, 443, 784, 1377, 2420, 4312, 7756, 14106, 25554, 46776, 85774, 157325, 290773, 538520, 1000321, 1861364, 3473165, 6493997, 12167342, 22851920, 42987462, 81018661, 152945700, 289206487, 547722346, 1038786862 ]
[ "nonn", "hard" ]
A338650
[ 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 2, 1, 2, 2, 2, 1, 3, 1, 2, 2, 3, 1, 3, 1, 3, 2, 2, 2, 4, 1, 2, 2, 4, 1, 4, 1, 3, 3, 2, 1, 5, 2, 3, 2, 3, 1, 4, 2, 5, 2, 2, 1, 6, 1, 2, 4, 4, 2, 4, 1, 3, 2, 5, 1, 7, 1, 2, 3, 3, 3, 4, 1, 6, 3, 2, 1, 7, 2, 2, 2, 5, 1, 7, 3, 3, 2, 2, 2, 7, 1, 4, 4, 5, 1, 4, 1, 5, 5, 2, 1, 7, 1, 5 ]
[ "nonn", "easy" ]
A203319
[ 1, 3, 7, 19, 26, 81, 92, 267, 358, 848, 980, 3061, 3030, 7976, 11042, 25099, 27150, 78642, 79440, 219884, 270704, 584862, 659112, 1977909, 1950651, 4735370, 6204499, 14189096, 14912642, 43168586, 41734340, 110786987, 135815060, 290854380, 339428752, 953889058, 893839230 ]
[ "nonn" ]
A314419
[ 1, 5, 8, 12, 21, 21, 28, 35, 38, 40, 48, 51, 56, 64, 66, 73, 75, 78, 84, 89, 99, 96, 111, 106, 111, 119, 119, 131, 134, 141, 139, 148, 150, 150, 168, 162, 178, 172, 180, 184, 185, 199, 194, 213, 205, 211, 221, 216, 233, 228 ]
[ "nonn" ]
A261760
[ 0, 885, 380, 174125, 229036, 25084172, 78901198 ]
[ "nonn" ]
A116850
[ 1, 2, 5, 14, 41, 119, 334, 902, 2351, 5945, 14660, 35408, 84061, 196715, 454778, 1040522, 2359451, 5308589, 11862208, 26345684, 58196201, 127926527, 279970070, 610271534, 1325400391, 2868904289, 6190793084, 13321109912, 28588376501, 61203284435, 130728067570 ]
[ "nonn", "easy" ]
A330432
[ 1, 1, 1, 1, 2, 4, 18, 54, 384, 1920, 15000, 108000, 1270080, 8890560, 126443520, 1440270720, 18811699200, 232243200000, 4303470124800, 56336336179200, 1165698293760000, 17784994106880000, 349410939842764800, 6977881195084800000, 173541988447027200000 ]
[ "nonn" ]
A301966
[ 8, 34, 40, 64, 111, 219, 443, 904, 1860, 3856, 8015, 16659, 34647, 72088, 150004, 312144, 649555, 1351723, 2812951, 5853784, 12181816, 25350576, 52755019, 109784179, 228462939, 475435704, 989390720, 2058940864, 4284695031 ]
[ "nonn" ]
A174223
[ 11, 26, 36, 48, 50, 60, 72, 74, 88, 102, 104, 120, 122, 124, 138, 152, 154, 156, 168, 170, 184, 202, 204, 220, 222, 224, 240, 242, 244, 258, 272, 274, 276, 290, 292, 306, 324, 326, 328, 348, 350, 370, 372, 374, 390, 392, 394, 396, 408, 410, 420, 432, 434, 456, 480, 482, 508, 510, 512, 514, 516, 518, 520, 534, 536, 556, 558, 560, 576, 596, 598, 600, 602, 604 ]
[ "nonn" ]
A245410
[ 1, 1, 4, 27, 256, 3125, 46650, 823249, 16766240, 387033417, 9986221900, 284803470611, 8896457440872, 302075780925685, 11077712976422470, 436342859278138300, 18372866764869816000, 823539597176786800000, 3.915176772009351e+22, 1.9676885175969116e+24 ]
[ "nonn" ]
A044479
[ 21, 46, 71, 96, 109, 121, 146, 171, 196, 221, 234, 246, 271, 296, 321, 346, 359, 371, 396, 421, 446, 471, 484, 496, 521, 549, 571, 596, 609, 621, 646, 671, 696, 721, 734, 746, 771, 796, 821, 846, 859, 871, 896, 921, 946, 971 ]
[ "nonn", "base" ]
A160770
[ 1, 3, 0, 6, 3, 3, 10, 8, 10, 0, 15, 15, 21, 9, 6, 21, 24, 36, 24, 21, 0, 28, 35, 55, 45, 45, 18, 10, 36, 48, 78, 72, 78, 48, 36, 0, 45, 63, 105, 105, 120, 90, 78, 30, 15 ]
[ "nonn", "tabl" ]
A196757
[ 4, 1, 4, 1, 5, 9, 9, 3, 3, 2, 3, 1, 8, 7, 2, 9, 7, 5, 5, 1, 3, 7, 5, 7, 8, 9, 6, 3, 2, 0, 4, 4, 2, 1, 1, 2, 3, 0, 9, 6, 7, 5, 1, 8, 1, 1, 8, 3, 7, 6, 6, 2, 0, 1, 2, 3, 4, 3, 7, 5, 4, 9, 7, 4, 3, 7, 0, 1, 9, 0, 4, 2, 9, 3, 4, 9, 2, 2, 5, 1, 8, 8, 1, 4, 8, 1, 6, 1, 6, 6, 4, 3, 9, 2, 8, 2, 8, 1, 2, 2, 9 ]
[ "nonn", "cons" ]
A137062
[ 1, 9, 81, 816, 959, 8119, 9959, 81186, 81619, 811891, 816186, 816619, 956619, 8185169, 81169669, 81558666, 95685169, 816516186, 956659119, 8116968986, 8118866669, 8161616669, 8166516186, 8166816186, 9566566186, 9568696666, 9585851866, 9955811669, 9995581859, 81188661891, 81618616866, 81619966666, 811696966669, 811696985869 ]
[ "base", "nonn" ]
A104737
[ 1, 2, 3, 5, 8, 9, 14, 17, 23, 26, 27, 32, 41, 44, 53, 54, 59, 62, 72, 77, 89, 90, 99, 104, 113, 116, 117, 134, 135, 143, 152, 161, 171, 176, 179, 189, 194, 206, 212, 224, 225, 233, 251, 252, 261, 266, 270, 284, 302, 314, 323, 324, 329, 332, 342, 347, 360 ]
[ "nonn" ]
A012449
[ 2, 0, 280, -2688, 774688, -44971520, 12196692352, -2010939305984, 682495898190336, -217798427799339000, 100459217814408270000, -5.055984034596276e+22, 3.179150941837595e+25 ]
[ "sign" ]
A040329
[ 18, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1, 36, 1, 1, 1, 8, 1, 1, 1 ]
[ "nonn", "cofr", "easy", "mult" ]
A018516
[ 1, 3, 5, 15, 37, 111, 185, 555 ]
[ "nonn", "fini", "full", "easy" ]
A119357
[ 6, 12, 18, 20, 24, 28, 30, 36, 40, 42, 45, 48, 54, 56, 60, 63, 66, 70, 72, 78, 80, 84, 88, 90, 96, 99, 100, 102, 104, 105, 108, 110, 112, 114, 117, 120, 126, 130, 132, 135, 138, 140, 144, 150, 154, 156, 160, 162, 165, 168, 170, 174, 176, 180, 182, 186, 189, 192, 195 ]
[ "nonn" ]
A151321
[ 1, 3, 13, 59, 279, 1341, 6527, 31995, 157659, 779601, 3864985, 19197119, 95485691, 475450235, 2369357063, 11815028649, 58946549799, 294208885315, 1468899193277, 7335669719437, 36641882024645, 183058171254391, 914661462596977, 4570679817175993, 22842398781064324, 114165818614661100 ]
[ "nonn", "walk" ]
A235605
[ 1, 1, 1, 1, 3, 5, 1, 8, 57, 61, 2, 16, 352, 2763, 1385, 2, 30, 1280, 38528, 250737, 50521, 1, 46, 3522, 249856, 7869952, 36581523, 2702765, 2, 64, 7970, 1066590, 90767360, 2583554048, 7828053417, 199360981, 2, 96, 15872, 3487246, 604935042, 52975108096 ]
[ "nonn", "tabl" ]
A242963
[ 5, 7, 8, 9, 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, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71 ]
[ "nonn" ]
A288337
[ 1, 10, 10, 1100, 100, 11000, 101000, 10110000, 10010000, 1011100000, 1110100000, 100111000000, 111001000000, 10110110000000, 10011010000000, 1011001100000000, 1001100100000000, 101100111000000000, 100111101000000000, 10110001110000000000 ]
[ "nonn", "easy" ]
A078986
[ 1, 19, 721, 27379, 1039681, 39480499, 1499219281, 56930852179, 2161873163521, 82094249361619, 3117419602578001, 118379850648602420, 4495316905044314000, 170703662541035340000, 6.482243859654298e+21, 2.461545630043223e+23, 9.347391150304593e+24, 3.549547091485702e+26, 1.3478931556495363e+28 ]
[ "nonn", "easy" ]
A389149
[ 1, 0, 0, 1, 0, 10, 10, 35, 560, 364, 16800, 46365, 311080, 4204486, 9449440, 257858055, 1162120960, 12122911480, 156092547520, 734926112889, 16360732435200, 102605636989730, 1444223967549440, 18522524183919372, 145300931495547520, 2947536474383195000 ]
[ "nonn" ]
A313118
[ 1, 4, 9, 14, 19, 24, 30, 35, 40, 45, 50, 54, 58, 63, 68, 73, 78, 84, 89, 94, 99, 104, 108, 112, 117, 122, 127, 132, 138, 143, 148, 153, 158, 162, 166, 171, 176, 181, 186, 192, 197, 202, 207, 212, 216, 220, 225, 230, 235, 240 ]
[ "nonn" ]
A239793
[ 1, 24, 320, 10752, 184320, 360448, 23855104, 94371840, 285212672, 267764367360, 3720515420160, 987842478080, 201004469452800, 103903848824832, 637716744110080, 11997870882291712, 368450744514248700, 2251799813685248, 164633587978155850000, 9367487224930632000 ]
[ "nonn", "frac" ]
A383530
[ 0, 0, 0, 1, 0, 0, 3, 2, 5, 12, 14, 19, 35, 38, 55, 83, 107, 137, 209, 252, 359, 462, 612, 757, 1032, 1266, 1649, 2050, 2617, 3210, 4111, 4980, 6262, 7659, 9479, 11484, 14224, 17132, 20962, 25259, 30693, 36744, 44517, 53043, 63850, 75955, 90943, 107721, 128485 ]
[ "nonn" ]
A169275
[ 1, 22, 462, 9702, 203742, 4278582, 89850222, 1886854662, 39623947902, 832102905942, 17474161024782, 366957381520422, 7706105011928862, 161828205250506100, 3398392310260628000, 71366238515473195000 ]
[ "nonn" ]
A042790
[ 30, 61, 213, 2404, 2617, 20723, 23340, 90743, 204826, 1114873, 1319699, 2434572, 3754271, 17451656, 527303951, 2126667460, 2653971411, 4780638871, 7434610282, 41953690281, 91341990844, 315979662813 ]
[ "nonn", "cofr", "frac", "easy" ]
A035019
[ 1, 6, 6, 6, 12, 6, 6, 12, 6, 12, 12, 6, 6, 12, 12, 6, 12, 12, 12, 6, 18, 12, 12, 12, 12, 6, 12, 12, 6, 12, 12, 6, 12, 24, 12, 12, 6, 12, 6, 12, 12, 12, 12, 6, 12, 12, 12, 24, 12, 6, 18, 12, 12, 12, 12, 12, 18, 12, 12, 12, 12, 12, 12, 6, 12, 18, 12, 12, 12, 12 ]
[ "nonn", "easy", "nice" ]
A267806
[ 1, 1, 2, 1, 3, 2, 3, 3, 4, 3, 5, 4, 5, 5, 6, 5, 7, 6, 7, 7, 8, 7, 9, 8, 9, 9, 10, 9, 11, 10, 11, 11, 12, 11, 13, 12, 13, 13, 14, 13, 15, 14, 15, 15, 16, 15, 17, 16, 17, 17, 18, 17, 19, 18, 19, 19, 20, 19, 21, 20, 21, 21, 22, 21, 23, 22, 23, 23, 24, 23, 25, 24, 25, 25 ]
[ "nonn", "easy" ]
A205941
[ 656272, 4601832, 59081744, 692354440, 8605131924, 103395482496, 1315300941940, 16790996352160, 212427830322448, 2664535764436976, 33937686112451748, 433288983172028600, 5498445523621537000, 69569004855726604000 ]
[ "nonn" ]
A383936
[ 1, 0, 9, 18, 162, 648, 4050, 20412, 117369, 639576, 3628233, 20360970, 115858512, 659144304, 3772679976, 21637128240, 124518397770, 718139766240, 4151542099770, 24045292507860, 139520453553468, 810834881716080, 4719151317787452, 27502373918849544 ]
[ "nonn", "easy" ]
A214596
[ 2, 23, 62, 157, 312, 601, 986, 1619, 2426, 3589, 5028, 6997, 9314, 12371, 15914, 20377, 25488, 31789, 38846, 47399, 56906, 68161, 80592, 95137, 111002, 129383, 149342, 172141, 196800, 224761, 254762, 288563, 324722, 365077, 408132, 455941, 506666 ]
[ "nonn" ]
A363481
[ 1, 2, 11, 108, 1969, 67542, 4473663, 582167944, 150236569819, 77226088637142, 79235069050108850, 162432444097491530000, 6.65648716390456e+23, 5.454326724964994e+27, 8.937460238663927e+31 ]
[ "nonn" ]
A206430
[ 509203, 777149, 7106977, 60014203 ]
[ "more", "nonn" ]
A099731
[ 1, 1, -1, 1, -5, 10, 1, -12, 59, -90, 1, -22, 203, -830, 1320, 1, -35, 525, -3985, 15374, -23640, 1, -51, 1135, -13665, 93544, -342324, 523440, 1, -70, 2170, -37870, 399889, -2542540, 8997540, -13633200, 1, -92, 3794, -90440, 1356929, -13076588, 78896236, -271996080, 409852800, 1, -117, 6198, -193410 ]
[ "sign", "tabl" ]
A308432
[ 1, 2, 1, 4, 4, 4, 3, 2, 1, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12 ]
[ "nonn" ]