id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A004593
[ 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0...
[ "nonn", "cons", "base" ]
A040312
[ 18, 5, 5, 1, 6, 2, 3, 1, 1, 2, 1, 2, 1, 11, 2, 1, 1, 17, 1, 1, 2, 11, 1, 2, 1, 2, 1, 1, 3, 2, 6, 1, 5, 5, 36, 5, 5, 1, 6, 2, 3, 1, 1, 2, 1, 2, 1, 11, 2, 1, 1, 17, 1, 1, 2, 11, 1, 2, 1, 2, 1, 1, ...
[ "nonn", "cofr", "easy" ]
A114175
[ 1, 2, 11, 63, 388, 2484, 16330, 109549, 745851, 5141513, 35807609, 251514544, 1779289072, 12663046683, 90583092779, 650818310772, 4693790254019, 33965214382094, 246504409256254, 1793728983702287, 13083256171763428 ]
[ "nonn" ]
A091373
[ 0, 0, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, ...
[ "nonn" ]
A346612
[ 1, 1, 2, 0, 4, 2, 6, 2, 0, 4, 10, 0, 12, 6, 8, 0, 16, 0, 18, 0, 12, 10, 22, 4, 0, 12, 6, 0, 28, 8, 30, 4, 20, 16, 24, 0, 36, 18, 24, 8, 40, 12, 42, 0, 0, 22, 46, 0, 0, 0, 32, 0, 52, 6, 40, 12, 36, 28, ...
[ "nonn", "mult", "easy" ]
A042255
[ 1, 1, 2, 9, 65, 789, 854, 1643, 2497, 9134, 29899, 39033, 68932, 107965, 1364512, 9659549, 40002708, 49662257, 89664965, 4532910507, 4622575472, 9155485979, 41244519388, 297867121695, 3615649979728, 3913517101423, 7529167081151, 11442684182574, 41857219628873 ...
[ "nonn", "frac", "easy" ]
A221878
[ 1, 0, 1, 1, 2, 1, 2, 8, 2, 1, 6, 22, 5, 2, 1, 14, 57, 12, 5, 2, 1, 34, 136, 28, 12, 5, 2, 1, 78, 315, 64, 28, 12, 5, 2, 1, 178, 710, 144, 64, 28, 12, 5, 2, 1, 398, 1577, 320, 144, 64, 28, 12, 5, 2, 1, 882, ...
[ "nonn", "tabl" ]
A332049
[ 0, 1, 3, 5, 10, 10, 21, 21, 30, 31, 55, 38, 78, 64, 73, 85, 136, 91, 171, 115, 150, 166, 253, 150, 260, 235, 273, 236, 406, 220, 465, 341, 388, 409, 451, 335, 666, 514, 549, 451, 820, 451, 903, 610, 640, 760, 1081, 598, ...
[ "nonn", "look" ]
A143321
[ 15, 20, 24, 35, 54, 95, 98, 104, 119, 135, 143, 144, 160, 189, 207, 209, 224, 287, 319, 323, 324, 351, 363, 375, 377, 384, 390, 459, 464, 527, 539, 559, 608, 779, 845, 864, 875, 899, 923, 989, 999, 1000, 1007, 1029, 1189, 1199...
[ "nonn" ]
A017005
[ 2, 9, 16, 23, 30, 37, 44, 51, 58, 65, 72, 79, 86, 93, 100, 107, 114, 121, 128, 135, 142, 149, 156, 163, 170, 177, 184, 191, 198, 205, 212, 219, 226, 233, 240, 247, 254, 261, 268, 275, 282, 289, 296, 303, 310, 317, 324, 331...
[ "nonn", "easy" ]
A036577
[ 2, 1, 0, 2, 0, 1, 2, 1, 0, 1, 2, 0, 2, 1, 0, 2, 0, 1, 2, 0, 2, 1, 0, 1, 2, 1, 0, 2, 0, 1, 2, 1, 0, 1, 2, 0, 2, 1, 0, 1, 2, 1, 0, 2, 0, 1, 2, 0, 2, 1, 0, 2, 0, 1, 2, 1, 0, 1, 2, 0, 2, 1, 0, 2...
[ "nonn" ]
A221252
[ 8, 392, 22268, 1319409, 78633756, 4684821704, 278802326676, 16577412686597, 985111139474492, 58519095228020616, 3475483474225611000, 206383882956736630000, 1.2254681900155763e+22, 7.276251903361142e+23 ]
[ "nonn" ]
A112956
[ 0, 0, 1, 1, 1, 1, 5, 11, 10, 1, 79, 165, 1, 664, 2917, 3308, 9295, 23729, 31874, 301029, 422896, 1, 13716866, 71504979, 100664384, 54148590, 880696661, 498017758, 27450476786, 111911522818, 179459955553, 2144502175213, 59115423982, 45837019664551 ]
[ "nonn" ]
A095398
[ 0, 1, 7, 2, 6, 8, 10, 3, 7, 3, 5, 7, 9, 7, 9, 9, 11, 9, 11, 11, 13, 11, 13, 4, 10, 4, 6, 8, 10, 8, 10, 4, 8, 4, 8, 4, 12, 6, 12, 6, 8, 8, 12, 8, 12, 8, 10, 10, 14, 10, 12, 10, 14, 8, 12, 8, 10, 8, 14,...
[ "nonn" ]
A229519
[ 211, 6433, 124431, 2223913, 39543877, 701321971, 12425155219, 220821219009, 3914741097513, 69595647732915, 1234614403866689, 21943363210971730, 389442314587433540, 6919797118800647000, 122843524374841640000 ]
[ "nonn" ]
A329844
[ 3, 6, 9, 12, 15, 18, 21, 25, 28, 31, 34, 37, 40, 43, 47, 50, 53, 56, 59, 62, 65, 68, 72, 75, 78, 81, 84, 87, 90, 94, 97, 100, 103, 106, 109, 112, 115, 119, 122, 125, 128, 131, 134, 137, 141, 144, 147, 150, 153, 156, ...
[ "nonn", "easy" ]
A347214
[ 3, 9, 2, 9, 3, 1, 4, 2, 0, 3, 7, 1, 8, 9, 5, 8, 9, 1, 3, 3, 8, 8, 1, 5, 7, 0, 2, 4, 6, 9, 8, 6, 4, 3, 0, 8, 2, 7, 5, 8, 6, 8, 7, 1, 4, 5, 4, 6, 6, 0, 2, 4, 2, 2, 7, 2, 1, 0, 8, 0, 6, 0, 0, 0...
[ "nonn", "cons" ]
A088601
[ 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2...
[ "base", "easy", "nonn" ]
A109904
[ 5, 7, 13, 43, 463, 53593, 718052371, 128899801874680400, 4.153789730832965e+33, 4.3134922819933494e+66 ]
[ "nonn" ]
A050838
[ 2, 4, 6, 16, 32, 50, 76, 80, 96, 104, 162, 212, 230, 260, 480, 612, 1044, 1440, 1910, 2488, 3140, 3628, 5284, 6332, 7494, 9762, 27100, 29632, 37732, 44036, 47284, 65970, 116870, 145956, 360004, 409470, 483932, 632000, 828808 ]
[ "hard", "nonn" ]
A261721
[ 1, 1, 5, 1, 6, 15, 1, 7, 20, 35, 1, 8, 25, 50, 70, 1, 9, 30, 65, 105, 126, 1, 10, 35, 80, 140, 196, 210, 1, 11, 40, 95, 175, 266, 336, 330, 1, 12, 45, 110, 210, 336, 462, 540, 495, 1, 13, 50, 125, 245, 406, 588, ...
[ "nonn", "tabl", "easy" ]
A023935
[ 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 48, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 552, 0, 0, 0, 552, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0...
[ "nonn" ]
A366267
[ 1, 2, 8, 56, 448, 3920, 36288, 349440, 3464448, 35125760, 362522624, 3795914240, 40224968704, 430579701760, 4648899846144, 50568103690240, 553632271155200, 6096025799852032, 67464070696927230, 750003531943903200, 8371814935842259000 ]
[ "nonn" ]
A381824
[ 1, 27, 81, 125, 243, 343, 625, 729, 1331, 2187, 2197, 2401, 3125, 3375, 4913, 6561, 6859, 9261, 10125, 12167, 14641, 15625, 16807, 16875, 19683, 24389, 27783, 28561, 29791, 30375, 35937, 42875, 50625, 50653, 59049, 59319, 64827, 68921, 7812...
[ "nonn", "easy" ]
A227745
[ 0, 1, 2, 3, 12, 13, 16, 17, 18, 19, 20, 24, 25, 28, 29, 30, 32, 34, 35, 39, 41, 46, 48, 49, 61, 65, 72, 73, 79, 85, 91, 92, 93, 98, 100, 104, 110, 135, 136, 148, 155, 156, 157, 162, 170, 177, 178, 190, 195, 200, 206,...
[ "nonn" ]
A273170
[ 1, 2, 4, 8, 4, 32, 16, 64, 64, 192, 128, 32, 128, 96, 1024, 256, 512, 256, 1024, 2048, 5120, 1024, 512, 8192, 3072, 8192, 5120, 24576, 2048, 16384, 16384, 49152, 16384, 81920, 49152, 114688, 32768, 4096, 16384, 4096, 65536, 4096, 16...
[ "nonn", "tabl", "frac", "easy" ]
A057500
[ 0, 0, 1, 15, 222, 3660, 68295, 1436568, 33779340, 880107840, 25201854045, 787368574080, 26667815195274, 973672928417280, 38132879409281470, 1594927540549217300, 70964911709203685000, 3.3473067600244134e+21, 1.6685511244131303e+23, 8.7650063771262e+24 ]
[ "easy", "nonn" ]
A269030
[ 12, 48, 348, 2136, 12228, 67104, 357756, 1867560, 9593844, 48665904, 244357740, 1216672824, 6015296484, 29561944128, 144531868764, 703461546312, 3410368965588, 16475694411600, 79347347565132, 381071870841432 ]
[ "nonn" ]
A182388
[ 1, 1, 5, 9, 17, 25, 37, 41, 41, 41, 45, 49, 73, 81, 109, 113, 113, 113, 117, 121, 129, 169, 213, 217, 217, 217, 221, 225, 281, 289, 349, 353, 353, 353, 357, 361, 369, 377, 389, 457, 521, 585, 653, 721, 809, 817, 845, 913, ...
[ "nonn", "base" ]
A009225
[ 1, 1, 2, 5, 16, 57, 248, 1157, 6336, 36753, 244480, 1702725, 13409408, 109438409, 999327488, 9375819525, 97590304768, 1036122313377, 12120423043072, 143739691502213, 1867576863899648, 24474485553698264 ]
[ "nonn", "easy" ]
A368920
[ 8, 80, 781, 7752, 77275, 772088, 7718342, 77161311 ]
[ "nonn" ]
A040388
[ 20, 4, 2, 7, 1, 1, 1, 4, 2, 2, 13, 13, 2, 2, 4, 1, 1, 1, 7, 2, 4, 40, 4, 2, 7, 1, 1, 1, 4, 2, 2, 13, 13, 2, 2, 4, 1, 1, 1, 7, 2, 4, 40, 4, 2, 7, 1, 1, 1, 4, 2, 2, 13, 13, 2, 2, 4, 1, 1, 1, 7, 2,...
[ "nonn", "cofr", "easy" ]
A121144
[ 1, 5, 25, 183, 1395, 11193, 89089, 706883, 5560813 ]
[ "nonn" ]
A320532
[ 1, 7, 13, 19, 37, 53, 61, 89, 91, 113, 131, 133, 151, 161, 223, 247, 251, 259, 281, 299, 311, 329, 359, 371, 377, 427, 437, 463, 481, 503, 593, 611, 623, 659, 667, 689, 703, 719, 721, 791, 793, 827, 851, 863, 893, 917, 923, ...
[ "nonn" ]
A361632
[ 2, 3, 2, 5, 5, 7, 2, 3, 7, 11, 2, 13, 9, 4, 2, 17, 3, 19, 2, 5, 13, 23, 2, 5, 15, 3, 2, 29, 3, 31, 2, 7, 19, 6, 5, 37, 21, 8, 2, 41, 3, 43, 2, 3, 25, 47, 2, 7, 5, 10, 2, 53, 3, 8, 2, 11, 31, 59, 5, ...
[ "nonn", "frac" ]
A127064
[ 1, 2, 3, 4, 5, 3, 3, 5, 5, 4, 5, 5, 3, 4, 3, 4, 4, 6, 6, 6, 6, 6, 5, 4, 7, 6, 5, 6, 5, 6, 5, 5, 5, 4, 5, 5, 6, 5, 6, 6, 5, 5, 5, 7, 7, 7, 5, 5, 6, 6, 7, 7, 6, 7, 6, 6, 7, 6, 7, 6, 6, 7, 8, 7...
[ "nonn" ]
A213362
[ 2, 4, 2, 6, 2, 4, 8, 4, 6, 2, 10, 6, 8, 2, 4, 12, 8, 4, 14, 10, 2, 6, 10, 12, 16, 6, 2, 8, 4 ]
[ "nonn", "tabf", "hard", "more" ]
A150541
[ 1, 2, 7, 26, 103, 431, 1855, 8162, 36536, 165906, 761186, 3523172, 16431550, 77110432, 363762487, 1723943613, 8203032788, 39167716373, 187591916040, 900940280855, 4337494011557, 20928059000850, 101176329599767, 490014622802161, 2377084688453104, 11548470442268892, ...
[ "nonn", "walk" ]
A109195
[ 1, 1, 2, 1, 4, 3, 9, 9, 1, 21, 25, 5, 51, 69, 20, 1, 127, 189, 70, 7, 323, 518, 230, 35, 1, 835, 1422, 726, 147, 9, 2188, 3915, 2235, 560, 54, 1, 5798, 10813, 6765, 2002, 264, 11, 15511, 29964, 20240, 6853, 1143, 77, 1, ...
[ "nonn", "tabf" ]
A042644
[ 29, 146, 467, 1080, 4787, 10654, 36749, 194399, 11311891, 56753854, 181573453, 419900760, 1861176493, 4142253746, 14287937731, 75581942401, 4398040596989, 22065784927346, 70595395379027, 163256575685400, 723621698120627, 1610499971926654 ]
[ "nonn", "frac", "easy" ]
A070772
[ 0, 1, 2, 3, 4, 5, 2, 3, 4, 5, 6, 4, 5, 6, 7, 6, 7, 8, 8, 9, 10, 3, 4, 5, 6, 7, 5, 6, 7, 8, 7, 8, 9, 9, 10, 11, 6, 7, 8, 9, 8, 9, 10, 10, 11, 12, 9, 10, 11, 11, 12, 13, 12, 13, 14, 15, 4, 5, 6, 7, ...
[ "nonn" ]
A113543
[ 1, 2, 5, 7, 11, 13, 14, 17, 19, 22, 23, 26, 29, 31, 34, 35, 37, 38, 41, 43, 46, 47, 53, 58, 59, 61, 62, 65, 67, 71, 73, 74, 77, 79, 82, 83, 85, 86, 89, 94, 95, 97, 101, 103, 106, 107, 109, 113, 115, 118, 119, 122, ...
[ "easy", "nonn" ]
A184946
[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 4, 0, 19, 0, 1272, 25, 494031, 13504 ]
[ "nonn", "more", "hard" ]
A288291
[ 31, 49, 97, 2, 112869, 5005575, 1561314, 69682897, 1841794338 ]
[ "nonn", "base", "more" ]
A027185
[ 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 0, 1, 6, 1, 0, 0, 0, 0, 1, 7, 2, 0, 0, 0, 0, 0, 1, 12, 2, 1, 0, 0, 0, 0, 0, 1, 14, 4, 1, 0, 0, 0, 0, 0, 0, 1, 22, 4, 2, 0, 0, 0, 0, 0, ...
[ "nonn", "tabl" ]
A106484
[ 2, 14, 5474, 328053267374, 7.060949388731782e+34, 7.040755958955788e+104 ]
[ "easy", "nonn" ]
A174341
[ 2, 1, 1, 1, 1, 1, 1, 1, 7, 1, 1, 1, -37, 1, 37, 1, -211, 1, 2311, 1, -407389, 1, 37153, 1, -1181819909, 1, 76977929, 1, -818946931, 1, 277930363757, 1, -84802531453217, 1, 90219075042851, 1, -711223555487930400, 1, 12696640293313424, 1, ...
[ "sign", "frac" ]
A288566
[ 0, 1, 3, 4, 8, 11, 19, 20, 22, 27, 43, 46, 78, 87, 93, 94, 158, 161, 289, 294, 304, 321, 577, 580, 584, 617, 619, 628, 1140, 1147, 2171, 2172, 2190, 2255, 2267, 2270, 4318, 4447, 4481, 4486, 8582, 8593, 16785, 16802, 16808, 17...
[ "nonn" ]
A176420
[ 1, 1, 1, 1, 2, 1, 1, 5, 5, 1, 1, 12, 30, 12, 1, 1, 27, 146, 146, 27, 1, 1, 58, 637, 1376, 637, 58, 1, 1, 121, 2647, 11777, 11777, 2647, 121, 1, 1, 248, 10768, 97100, 200718, 97100, 10768, 248, 1, 1, 503, 43400, 787952, ...
[ "nonn", "tabl", "changed" ]
A102128
[ 1, 1, 2, 4, 2, 6, 2, 12, 2, 10, 2, 34, 2, 14, 2, 20, 2, 24, 2, 54, 2, 22, 2, 70, 2, 26, 2, 46, 2, 46, 2, 36, 2, 68, 2, 94, 2, 38, 2, 74, 2, 62, 2, 70, 2, 138, 2, 94, 2, 60, 2, 82, 2, 114, 2, 74, 2, 58, ...
[ "nonn" ]
A125528
[ 1, 4, 12, 54, 220, 1130, 5568, 26966, 132037, 589652, 2601811, 10147378, 38356054, 129698048 ]
[ "fini", "hard", "nonn" ]
A050252
[ 1, 1, 1, 2, 1, 2, 1, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 2, 3, 3, 2, 4, 2, 3, 3, 3, 2, 3, 2, 4, 3, 3, 2, 3, 2, 3, 3, 4, 2, 3, 3, 3, 3, 3, 2, 4, 2, 3, 3, 2...
[ "nonn", "base" ]
A224271
[ 1, 1, 3, 8, 28, 107, 459, 2151, 10931, 59700, 348146, 2155925, 14112377, 97266301, 703484851, 5323515156, 42040470092, 345670438963, 2953171501547, 26166317121747, 240047041176843, 2276607815242880, 22290187889601330, 225018607554567140, 2339331996135377400 ]
[ "nonn" ]
A242777
[ 31, 79, 151, 211, 271, 311, 331, 547, 571, 613, 631, 691, 751, 811, 859, 991, 1021, 1051, 1171 ]
[ "nonn", "more" ]
A067993
[ 1, 2, 4, 6, 18, 10, 20, 32, 38, 42, 44, 64, 104, 110, 118, 134, 144, 148, 264, 252, 266, 270, 272, 412, 418, 432, 438, 442, 444, 498, 530, 586, 712, 720, 722, 730, 744, 1014, 1020, 1024, 1026, 1042, 1154, 1158, 1160, 1172, 1...
[ "nonn" ]
A008637
[ 1, 1, 2, 3, 5, 7, 11, 15, 22, 29, 40, 52, 70, 89, 116, 146, 186, 230, 288, 352, 434, 525, 638, 764, 919, 1090, 1297, 1527, 1801, 2104, 2462, 2857, 3319, 3828, 4417, 5066, 5812, 6630, 7564, 8588, 9749, 11018, 12450, 14012, 15765,...
[ "nonn", "easy" ]
A173486
[ 900, 9000, 90000, 900000, 9000000, 90000000, 700000000, 9000000000, 90000000000, 900000000000, 0, 90000000000000, 0, 7000000000000000, 90000000000000000 ]
[ "nonn", "base" ]
A297830
[ 1, 2, 9, 12, 15, 18, 21, 26, 28, 33, 35, 40, 42, 47, 49, 54, 56, 59, 62, 67, 71, 73, 76, 79, 84, 88, 90, 93, 96, 101, 105, 107, 110, 113, 118, 122, 124, 127, 130, 135, 139, 141, 146, 148, 153, 155, 158, 161, 166, 168, ...
[ "nonn", "easy" ]
A331361
[ 1, 93024, 294157089, 91983927296, 7960001890625, 304914963625056, 6652124939544609, 96100248309858300, 1013293206632601500, 8334166666733500000, 56066328722011830000, 319495406392484700000, 1.5838024326247099e+21, 6.972536114886203e+21, 2.7711020118028442e+22 ]
[ "nonn", "easy" ]
A065719
[ 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 2, 1, 0, 0, 4, 0, 0, 2, 1, 1, 1, 1, 2, 0, 2, 2, 2, 1, 1, 1, 4, 0, 0, 1, 2, 1, 4, 1, 3, 1, 0, 2, 3, 0, 0, 4, 3, 0, 4, 2, 2, 1, 1, 3, 3...
[ "nonn", "base" ]
A136649
[ 1, 3, 11, 81, 2089, 211107, 76211147, 95054910473, 410422012327681, 6211807332775516000, 3.3432796711434996e+23, 6.483585233479314e+28, 4.581264003367651e+34 ]
[ "nonn" ]
A214251
[ 62, 64, 69, 125, 94, 111, 170, 118, 105, 116, 169, 132, 131, 151, 192, 284, 217, 201, 206, 220, 258, 353, 265, 234, 227, 235, 243, 269, 349, 285, 275, 283, 291, 299, 328, 387, 515, 412, 378, 374, 382, 390, 398, 421, 477, 608, ...
[ "nonn", "easy" ]
A188214
[ 8512, 17575, 33885, 61731, 107233, 178870, 288100, 450096, 684572, 1016737, 1478379, 2109067, 2957499, 4083008, 5557206, 7465798, 9910578, 13011585, 16909449, 21767949, 27776747, 35154340, 44151244, 55053378, 68185688, 83916031 ]
[ "nonn" ]
A171833
[ 37, 109, 157, 293, 397, 433, 613, 709, 877, 1097, 1213, 1249, 1381, 1453, 1861, 2029, 2141, 2381, 2521, 2713, 2753, 3301, 3373, 3517, 3761, 3989, 4129, 4177, 4357, 4729, 4801, 5189, 5393, 5441, 5801, 6101, 6229, 6301, 6397, 6637, 6829, ...
[ "easy", "nonn" ]
A140264
[ 0, 1, 2, 5, 7, 3, 6, 4, 8, 17, 19, 15, 23, 25, 21, 11, 13, 9, 18, 16, 20, 12, 10, 14, 24, 22, 26, 53, 55, 51, 59, 61, 57, 47, 49, 45, 71, 73, 69, 77, 79, 75, 65, 67, 63, 35, 37, 33, 41, 43, 39, 29, 31, 27, 54...
[ "nonn" ]
A132800
[ 1, 5, 2, 7, 2, 6, 9, 0, 2, 7, 2, 5, 7, 2, 2, 4, 7, 1, 5, 2, 8, 1, 7, 5, 4, 1, 8, 7, 4, 4, 2, 5, 9, 1, 2, 4, 3, 0, 3, 4, 2, 3, 6, 4, 2, 7, 1, 4, 6, 3, 2, 9, 8, 5, 0, 8, 6, 2, 8, 8, 3, 7, 5, 3...
[ "cons", "nonn" ]
A329549
[ 8, 24, 40, 56, 64, 120, 144, 280, 320, 448, 704, 720, 832, 1008, 1024, 1152, 2240, 3200, 4928, 5040, 5760, 5824, 6272, 8064, 9152, 10368, 11264, 13312, 17408, 19456, 22400, 23552, 29696, 31744, 32768, 35200, 40320, 41600, 51200, 51840, ...
[ "nonn" ]
A292263
[ 0, 1, 2, 2, 5, 4, 11, 4, 4, 10, 23, 8, 47, 22, 8, 8, 95, 8, 191, 20, 20, 46, 383, 16, 9, 94, 8, 44, 767, 16, 1535, 16, 44, 190, 17, 16, 3071, 382, 92, 40, 6143, 40, 12287, 92, 16, 766, 24575, 32, 19, 18, 188, 188, ...
[ "nonn" ]
A118090
[ 1, 45, 98, 133, 375, 617, 760, 111, 155, 595, 639, 980, 133, 375, 617, 760, 111, 155, 595, 639, 980, 133, 375, 617, 760, 111, 155, 595, 639, 980, 133, 375, 617, 760, 111, 155, 595, 639, 980, 133, 375, 617, 760, 111, 155, 595, ...
[ "base", "nonn" ]
A106590
[ 1, 2, 3, 1, 2, 3, 1, 2, 3, 2, 3, 3, 3, 1, 2, 3, 2, 3, 3, 3, 1, 2, 3, 2, 3, 3, 3, 1, 2, 3, 3, 3, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 2, 3, 3, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 2, 3, 3, 3, 1, 2...
[ "nonn" ]
A040935
[ 31, 10, 2, 1, 6, 4, 3, 2, 2, 1, 1, 8, 3, 2, 1, 20, 31, 20, 1, 2, 3, 8, 1, 1, 2, 2, 3, 4, 6, 1, 2, 10, 62, 10, 2, 1, 6, 4, 3, 2, 2, 1, 1, 8, 3, 2, 1, 20, 31, 20, 1, 2, 3, 8, 1, 1, 2, 2, 3, 4, 6, ...
[ "nonn", "cofr", "easy", "changed" ]
A215270
[ 1, 6, 6, 36, 216, 7776, 1679616, 13060694016, 21936950640377856, 2.865117999580704e+26, 6.285195213566005e+42, 1.8007825937266452e+69 ]
[ "nonn", "easy" ]
A277754
[ 2, 9, 2, 5, 6, 4, 0, 8, 4, 6, 1, 0, 7, 1, 4, 2, 7, 5, 9, 7, 1, 3, 0, 8, 7, 8, 0, 4, 8, 9, 4, 1, 1, 3, 8, 6, 8, 5, 7, 2, 9, 5, 3, 3, 3, 9, 2, 7, 9, 6, 0, 3, 4, 8, 0, 8, 8, 5, 9, 8, 1, 0, 1, 9...
[ "nonn", "cons" ]
A119356
[ 1, 2, 3, 4, 5, 6, 9, 10, 11, 14, 17, 18, 19, 20, 21, 22, 28, 29, 30, 33, 34, 35, 36, 38, 41, 42, 43, 44, 45, 46, 51, 52, 57, 58, 59, 61, 65, 66, 68, 69, 70, 76, 77, 78, 82, 83, 85, 86, 89, 90, 91, 92, 93, 101, ...
[ "nonn" ]
A061953
[ 1, 2, 3, 4, 6, 8, 10, 12, 20, 23, 100, 115, 116, 299, 575, 2660, 3726, 5858, 7282, 7452, 95610, 128349, 259681, 266411, 2853820, 2974820 ]
[ "nonn", "base", "more" ]
A187813
[ 0, 1, 2, 4, 8, 14, 30, 32, 38, 42, 44, 54, 60, 62, 74, 84, 90, 98, 102, 104, 108, 110, 114, 128, 138, 140, 150, 152, 158, 164, 168, 174, 180, 182, 194, 198, 200, 212, 224, 228, 230, 234, 240, 242, 252, 270, 278, 282, 284...
[ "nonn", "base" ]
A332585
[ 2, 154, 6443, 26258, 2, 86, 25, 4, 4165, 38, 505, 42, 108, 319, 2906, 90, 445, 636086, 711, 54, 245, 22, 12, 126, 32, 154843, 20, 30, 883, 2057, 4970, 577, 76, 70, 139, 749, 40, 89959, 380407, 42715, 805, 8548, 2031 ]
[ "nonn", "base", "more" ]
A208806
[ 1, 2, 7, 82, 1093, 20409, 486633, 14395011, 494288725, 19525179009 ]
[ "nonn" ]
A364734
[ 1, 1, 2, 9, 48, 276, 1687, 10750, 70597, 474478, 3247844, 22563904, 158693152, 1127661358, 8083795761, 58390722901, 424562043703, 3104994695198, 22825260066996, 168564068029385, 1249985066423749, 9303815610715532, 69483859839881496, 520527161650519550 ]
[ "nonn" ]
A368922
[ 0, 0, 1, 1, -4, 1, 3, 1, -20, -4, 5, 1, -48, 1, -3, -16, -128, 1, 1, 1, -64, -4, 11, 1, -52, -4, -1, -27, -128, 1, 29, 1, -272, -4, 17, -20, -124, 1, 1, -48, -76, 1, 39, 1, -176, 7, 5, 1, -368, -4, -33, -28, -128...
[ "sign" ]
A386031
[ 5, 11, 61, 101, 151, 601, 661, 1051, 1061, 1151, 1511, 1601, 5011, 5051, 5101, 5501, 5651, 6011, 6101, 6151, 6551, 6661, 10061, 10111, 10151, 10501, 10601, 10651, 11161, 11551, 15061, 15101, 15161, 15511, 15551, 15601, 15661, 16001, 16061, ...
[ "nonn", "base", "easy" ]
A031307
[ 8, 26, 46, 66, 86, 106, 126, 146, 151, 153, 155, 157, 159, 161, 163, 165, 166, 167, 169, 186, 214, 244, 274, 304, 334, 364, 394, 424, 431, 434, 437, 440, 443, 446, 449, 452, 454, 455, 458, 484, 514, 544, 574, 604, 634, 664, ...
[ "nonn" ]
A316077
[ 0, 1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 4, 5, 7, 10, 14, 20, 28, 40, 58, 84, 121, 176, 257, 376, 552, 812, 1196, 1767, 2615, 3877, 5757, 8562, 12751, 19018, 28400, 42461, 63554, 95234, 142845, 214473, 322310, 484793, 729797, 1099509, ...
[ "nonn", "eigen" ]
A008111
[ 1, 4, 9, 19, 36, 56, 80, 102, 132, 180, 220, 260, 310, 359, 423, 496, 548, 613, 707, 772, 853, 967, 1033, 1125, 1259, 1338, 1446, 1593, 1670, 1792, 1972, 2052, 2178, 2381, 2470, 2613, 2833, 2919, 3079, 3330, 3416, 3582, 3856, 3941...
[ "nonn" ]
A015140
[ 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, 0, 0, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, -1, 1, 0, 0, 0, 0, 1, -1, ...
[ "sign" ]
A097278
[ 1, 1, 0, 1, 0, 0, 0, 1, 1, 1, 3, 3, 2, 1, 0, 0, 3, 6, 8, 9, 9, 35, 35, 32, 26, 18, 9, 0, 0, 35, 70, 102, 128, 146, 155, 155, 0, 0, 35, 105, 207, 335, 481, 636, 791, 0, 0, 0, 35, 140, 347, 682, 1163, 1799, 259...
[ "easy", "nonn", "tabl", "less" ]
A363418
[ 2, 2, 8, 2, 16, 38, 2, 24, 146, 192, 2, 32, 326, 1408, 1002, 2, 40, 578, 4672, 14002, 5336, 2, 48, 902, 11008, 69002, 142000, 28814, 2, 56, 1298, 21440, 216002, 1038984, 1459810, 157184, 2, 64, 1766, 36992, 525002, 4320608, 15856206...
[ "nonn", "tabl", "easy" ]
A147010
[ 1, 1, 1, 1, 3, 5, 9, 19, 56, 167, 758, 2457, 14728, 66625, 526225, 3298653, 34425031, 276512141, 3848586911, 41626261490 ]
[ "nonn" ]
A204705
[ 1, 2, 2, 4, 14, 4, 11, 96, 96, 11, 30, 726, 1417, 726, 30, 82, 5400, 22869, 22869, 5400, 82, 224, 40344, 362020, 835135, 362020, 40344, 224, 612, 301056, 5767683, 29846373, 29846373, 5767683, 301056, 612, 1672, 2247264, 91733605, 10741957...
[ "nonn", "tabl" ]
A304498
[ 2, 5, 7, 9, 12, 14, 16, 18, 21, 23, 26, 28, 30, 33, 35, 37, 39, 42, 44, 47, 49, 51, 54, 56, 58, 60, 63, 65, 68, 70, 72, 75, 77, 79, 81, 84, 86, 89, 91, 93, 96, 98, 100, 102, 105, 107, 110, 112, 114, 117, 119, 121, ...
[ "nonn", "easy" ]
A143923
[ 1, 1, 2, 12, 88, 860, 10392, 149044, 2478752, 46875492, 993291880, 23311581524, 600207989808, 16820818373476, 509711184710840, 16606143020005620, 578830045479469000, 21493718211307210000, 847057099952645900000 ]
[ "nonn" ]
A132094
[ -1, -1, -1, -5, -7, -15, -7601, -91, -3617, -745739, -3317609, -5981591, -5436374093, -213827575, -213745149261, -249859397004145, -238988952277727, -28354566442037, -26315271553053480000, -108409774812137680, -3.394075340453839e+21, -6.2324003400640906e+22 ]
[ "frac", "sign" ]
A061745
[ 12295, 19968, 20108, 19977, 22235, 20116, 20845, 19971, 20843, 20061 ]
[ "base", "fini", "full", "nonn", "word" ]
A017385
[ 387420489, 322687697779, 14507145975869, 208728361158759, 1628413597910449, 8662995818654939, 35452087835576228, 119851595982618320, 350356403707485200, 913517247483641000, 2171893279442309400 ]
[ "nonn", "easy" ]
A137343
[ 1, 12, 1296, 505536, 679848192, 3248147205120, 57637071142391810, 3.9305786583515634e+21, 1.0508885307070106e+27, 1.1127929712623272e+33 ]
[ "nonn" ]
A210777
[ 1, 2, 4, 10, 36, 202, 1828, 27338, 692004, 30251721, 2290267225, 275723872209, 45943934602273, 9336623954364992, 2119856439870545200, 510453118614955160000, 1.2669628773726947e+23, 3.193398692827141e+25, 8.111646059635413e+27 ]
[ "nonn", "easy" ]
A174131
[ 0, 1, 2, 4, 5, 7, 8, 10, 12, 13, 16, 18, 19, 20, 23, 24, 27, 28, 29, 31, 37, 41, 43, 46, 48, 49, 50, 52, 60, 62, 65, 70, 71, 72, 78, 83, 85, 87, 90, 91, 94, 95, 96, 98, 100, 105, 106, 108, 109, 111, 117, 120, 123...
[ "nonn" ]
A247569
[ 3, 6, 5, 20, 13, 7, 9, 18, 41, 110, 25, 52, 15, 60, 25, 136, 37, 114, 81 ]
[ "nonn", "more" ]
A252559
[ 771, 1107, 1510, 2443, 4284, 7755, 13917, 27182, 51187, 94813, 189576, 362736, 678322, 1360865, 2614578, 4907897, 9838034, 18931643, 35616087, 71259620, 137248851, 258672971, 516507423, 995487746, 1879267853, 3745133076 ]
[ "nonn" ]
A162171
[ 1, 3, 6, 20, 75, 336, 1708, 9792, 62325, 436480, 3334386, 27595776, 245951615, 2348666880, 23923317720, 258910994432, 2966901358185, 35886973648896, 456927138333790, 6108665873694720, 85555744482868270, 1252729007440396300, 19140289332506060000 ]
[ "nonn", "easy" ]