Datasets:
N8Programs
/
oeis-enhanced

Dataset card Data Studio Files
xet
Community
1
id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
⌀
A286836
[ 54, 152, 250, 370, 468, 686, 1358, 1456, 1674, 2224, 2322, 2540, 2662, 3528, 4394, 4940, 5038, 5256, 6244, 6886, 6984, 7110, 7202, 8190, 9056, 9826, 11772, 12194, 12292, 12510, 13498, 13718, 14364, 17080, 19026, 24334, 24416, 24514, 24732, 25720, 26586, 29302 ]
[ "nonn", "easy" ]
A356215
[ 0, 1, 1, 2, 0, 5, 3, 7, 0, 9, 5, 14, 4, 13, 7, 15, 0, 17, 9, 26, 0, 21, 11, 31, 0, 17, 5, 22, 12, 29, 15, 31, 0, 33, 17, 50, 0, 37, 19, 55, 0, 41, 21, 62, 4, 45, 23, 63, 0, 33, 9, 42, 16, 53, 27, 63, 0, 33, 5, 38, 28, 61, 31, 63, 0, 65, 33, 98, 0, 69, 35, 103 ]
[ "nonn", "base" ]
A034919
[ 1, 2, 4, 8, 28, 86, 325, 836, 4764, 20077, 92417, 295457 ]
[ "nonn", "more" ]
A377019
[ 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 25, 26, 28, 29, 30, 31, 33, 34, 35, 36, 37, 38, 39, 41, 42, 43, 44, 45, 46, 47, 49, 50, 51, 52, 53, 55, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 73, 74, 75, 76, 77, 78 ]
[ "nonn", "easy" ]
A092637
[ 1, 3, 28, 217, 1570, 12515, 102942, 867677, 7541800, 66571277, 595524791 ]
[ "more", "nonn" ]
A126471
[ 1, 1, 3, 5, 12, 17, 39, 58, 108, 170, 310, 449, 791, 1181, 1960, 2915, 4668, 6822, 10842, 15818, 24254, 35061, 53213, 76061, 113822, 162631, 238660, 337764, 491319, 690530, 994390, 1391968, 1982724, 2757196, 3896450, 5382342, 7546547, 10384787 ]
[ "nonn" ]
A077358
[ 127, 131, 137, 139, 151, 157, 173, 179, 223, 227, 229, 233, 239, 251, 257, 271, 277 ]
[ "dead" ]
A054262
[ 11, 13, 31, 101, 103, 307, 701, 1009, 9001, 10007, 70001, 100003, 300007, 700001, 1000003, 3000017, 7000003, 30000001, 100000007, 700000001, 1000000007, 7000000001, 10000000019, 90000000019, 90000000023, 300000000077 ]
[ "easy", "nonn", "base" ]
A356411
[ 3, 1, 3, 13, 19, 41, 99, 197, 419, 913, 1923, 4093, 8755, 18617, 39651, 84533, 180035, 383521, 817155, 1740781, 3708499, 7900745, 16831587, 35857829, 76391651, 162744241, 346709379, 738628573, 1573570675, 3352327385, 7141783779 ]
[ "nonn", "easy" ]
A054871
[ 3, 5, 6, 9, 27, 7625597484987 ]
[ "nonn" ]
A339072
[ 1, 1, 1, 1, 2, 3, 4, 4, 2, 1, 1, 3, 14, 25, 31, 28, 17, 9, 5, 2, 1, 1, 4, 24, 101, 254, 413, 475, 426, 306, 187, 103, 52, 23, 11, 5, 2, 1, 1, 19, 204, 1068, 3348, 7152, 11199, 13683, 13604, 11374, 8203, 5216, 2963, 1536, 737, 333, 144, 62, 25, 11, 5, 2, 1, 1 ]
[ "nonn", "tabf" ]
A045574
[ 0, 1, 6, 8, 9, 11, 16, 18, 19, 61, 66, 68, 69, 81, 86, 88, 89, 91, 96, 98, 99, 101, 106, 108, 109, 111, 116, 118, 119, 161, 166, 168, 169, 181, 186, 188, 189, 191, 196, 198, 199, 601, 606, 608, 609, 611, 616, 618, 619, 661, 666, 668, 669, 681, 686, 688, 689, 691, 696, 698, 699 ]
[ "base", "easy", "nonn" ]
A151878
[ 1, 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, 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, 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 563040, 1003680, 0, 0, 2754306, 4590510, 0, 0, 22848000, 35642880, 0, 0, 125386560, 183257280, 0, 0, 501228000, 686868000 ]
[ "nonn", "fini" ]
A109801
[ 4, 53, 582, 3391, 12800, 35601, 87130, 183851, 359412, 652093, 1089014, 1772943, 2791024, 4214273, 6250602, 8871763, 12402404, 16994853, 22933822, 30446903, 39951792, 51930313, 66393122, 84125643, 105627412, 131140013, 161599374 ]
[ "nonn" ]
A113300
[ 0, 1, 3, 10, 34, 115, 389, 1316, 4452, 15061, 50951, 172366, 583110, 1972647, 6673417, 22576008, 76374088, 258371689, 874065163, 2956941266, 10003260650, 33840788379, 114482567053, 387291750188, 1310198605996, 4432370135229, 14994600761871, 50726371026838 ]
[ "easy", "nonn" ]
A246235
[ 0, 1, 6, 57, 614, 7284, 91566, 1200705, 16232820, 224669049, 3167546164, 45332076360, 656839389030, 9616669678368, 142047629163678, 2114254565121153, 31678697416852590, 477435309876933200, 7232846873430148000, 110080098299375940000, 1.6823166927549046e+21 ]
[ "nonn" ]
A374291
[ 1, 16, 64, 81, 256, 625, 729, 1024, 1296, 2401, 4096, 5184, 6561, 10000, 11664, 14641, 15625, 16384, 20736, 28561, 38416, 40000, 46656, 50625, 59049, 65536, 82944, 83521, 104976, 117649, 130321, 153664, 160000, 186624, 194481, 234256, 250000, 262144, 279841, 331776 ]
[ "nonn", "easy" ]
A189183
[ 1, 4777, 733465, 524539713, 212852911361, 108943637068673, 51019657551661820, 24772194881412280000, 1.18596124771334e+22, 5.710233425140481e+24, 2.7432362649480755e+27, 1.319063462694864e+30 ]
[ "nonn" ]
A326832
[ 1, -3, 4, 10, -20, 11, -35, 84, -77, 29, 126, -336, 396, -261, 76, -462, 1320, -1815, 1595, -836, 199, 1716, -5148, 7865, -8294, 5928, -2587, 521, -6435, 20020, -33033, 39585, -34580, 20895, -7815, 1364, 24310, -77792, 136136, -179452, 180880, -135320, 70856, -23188, 3571 ]
[ "sign", "tabl" ]
A131896
[ 1, 4, 3, 9, 4, 5, 16, 5, 6, 7, 25, 6, 7, 8, 9, 36, 7, 8, 9, 10, 11, 49, 8, 9, 10, 11, 12, 13, 64, 9, 10, 11, 12, 13, 14, 15, 81, 10, 11, 12, 13, 14, 15, 16, 17, 100, 11, 12, 13, 14, 15, 16, 17, 18, 19 ]
[ "nonn", "tabl" ]
A195079
[ 1, 2, 1, 3, 2, 1, 3, 4, 2, 1, 3, 5, 4, 2, 1, 3, 6, 5, 4, 2, 1, 3, 7, 6, 5, 4, 2, 1, 3, 7, 8, 6, 5, 4, 2, 1, 3, 7, 9, 8, 6, 5, 4, 2, 1, 3, 7, 10, 9, 8, 6, 5, 4, 2, 1, 3, 7, 11, 10, 9, 8, 6, 5, 4, 2, 1, 3, 7, 11, 12, 10, 9, 8, 6, 5, 4, 2, 1, 3, 7, 11, 13, 12, 10, 9, 8, 6, 5, 4, 2, 1, 3, 7, 11 ]
[ "nonn" ]
A190459
[ 2, 5, 10, 15, 18, 23, 26, 31, 36, 39, 44, 47, 49, 52, 57, 60, 65, 70, 73, 78, 81, 86, 91, 94, 99, 102, 104, 107, 112, 115, 120, 125, 128, 133, 136, 141, 146, 149, 154, 159, 162, 167, 170, 175, 180, 183, 188, 191, 193, 196, 201, 204, 209, 214, 217, 222, 225, 230, 235, 238, 243, 248, 251, 256, 259, 264, 269, 272, 277, 280, 282, 285 ]
[ "nonn" ]
A255970
[ 1, 0, 1, 0, 2, 2, 0, 3, 8, 6, 0, 5, 24, 42, 24, 0, 7, 60, 198, 264, 120, 0, 11, 144, 780, 1848, 1920, 720, 0, 15, 320, 2778, 10512, 18840, 15840, 5040, 0, 22, 702, 9342, 53184, 146760, 208080, 146160, 40320, 0, 30, 1486, 30186, 250128, 999720, 2129040, 2479680, 1491840, 362880 ]
[ "nonn", "tabl" ]
A220372
[ 1, 6, 23, 94, 380, 1494, 5939, 23398, 92317, 363370, 1430190, 5625584, 22124617, 86997410, 342060007, 1344843036, 5287206382, 20786010360, 81716574499, 321251714484, 1262927656331, 4964894997840, 19518245673568, 76731015101962 ]
[ "nonn" ]
A225206
[ 6, 571, 56268, 5614390, 561232920, 56120665334, 5612026652893, 561202243017532, 56120219419339590 ]
[ "more", "nonn" ]
A254155
[ 3, 7, 2, 7, 3, 7, 9 ]
[ "nonn", "cons" ]
A309317
[ 1, 3, 4, 6, 10, 12, 15, 19, 22, 25, 30, 35, 38, 42, 48, 53, 59, 62, 68 ]
[ "nonn", "more" ]
A071759
[ 1, 1, -1, -1, -1, -8549627883788520000, 7.749257210379862e+53 ]
[ "sign", "frac" ]
A231959
[ 1, 5, 6, 12, 18, 24, 25, 30, 36, 48, 54, 55, 60, 72, 84, 90, 96, 108, 120, 125, 144, 150, 162, 168, 180, 192, 216, 240, 252, 270, 275, 276, 288, 300, 306, 324, 330, 336, 342, 360, 384, 420, 432, 450, 480, 486, 504, 540, 552, 576, 588, 600, 605, 612, 625 ]
[ "nonn" ]
A179852
[ 1, 4, 6, 8, 12, 13, 15, 17, 23, 24, 31, 23, 29, 29, 34, 38, 36, 42, 38, 47, 44, 44, 50, 48, 49, 54, 60, 56, 60, 61, 60, 60, 70, 68, 77, 72, 71, 82, 68, 81, 78, 83, 82, 82, 89, 91, 102, 90, 98, 99, 103, 97, 90, 107, 107, 112, 111, 120, 109, 115, 118, 112, 111, 127, 128, 133, 117, 117, 117, 139, 136 ]
[ "nonn", "base", "less" ]
A239635
[ 1, 12, 24, 72, 240, 360, 1440, 1440, 1440, 8640, 10080, 15120, 34560, 45360, 55440, 60480, 60480, 166320, 181440, 211680, 332640, 332640, 332640, 665280, 665280, 665280, 831600, 907200, 1663200, 2494800, 2661120, 2661120 ]
[ "nonn", "hard" ]
A244306
[ 0, 1, 1, 2, 3, 2, 4, 6, 6, 4, 6, 10, 13, 10, 6, 9, 15, 22, 22, 15, 9, 12, 21, 34, 36, 34, 21, 12, 16, 28, 48, 56, 56, 48, 28, 16, 20, 36, 65, 78, 88, 78, 65, 36, 20, 25, 45, 84, 106, 123, 123, 106, 84, 45, 25, 30, 55, 106, 136, 168, 171, 168, 136, 106, 55, 30 ]
[ "tabl", "nonn" ]
A108146
[ 1, 1, 1, 2, 6, 21, 76, 277, 1011, 3691, 13476, 49202, 179641, 655886, 2394701, 8743277, 31922521, 116552106, 425542626, 1553695877, 5672688776, 20711516601, 75619681751, 276094521627, 1008046888156, 3680473349246, 13437751987201 ]
[ "nonn", "easy" ]
A095291
[ 0, 2, 1, 2, 2, 5, 9, 13, 35, 51, 93, 175, 331, 595, 1149, 2182, 4097, 7749, 14780, 28131, 53583, 102372, 196345, 375876, 722743, 1392156, 2684022, 5180823, 10008419, 19368226, 37499404, 72698062, 141064116 ]
[ "nonn" ]
A352823
[ 0, 0, 1, 1, 1, 0, 1, 2, 1, 1, 1, 2, 1, 1, 2, 3, 1, 1, 1, 1, 2, 1, 1, 3, 2, 1, 2, 2, 1, 0, 1, 4, 2, 1, 2, 3, 1, 1, 2, 3, 1, 1, 1, 2, 1, 1, 1, 4, 2, 1, 2, 2, 1, 2, 2, 2, 2, 1, 1, 3, 1, 1, 2, 5, 2, 1, 1, 2, 2, 2, 1, 4, 1, 1, 2, 2, 2, 1, 1, 4, 3, 1, 1, 2, 2, 1, 2, 3, 1, 2, 2, 2, 2, 1, 2, 5, 1, 2, 2, 2, 1, 1, 1, 3, 3 ]
[ "nonn" ]
A380940
[ 5, 7, 1, 9, 4, 9, 2, 5, 6, 1, 1, 9, 3, 8, 6, 8, 5, 5, 9, 8, 4, 1, 5, 4, 6, 2, 7, 1, 5, 5, 3, 3, 8, 2, 4, 1, 5, 0, 7, 3, 0, 4, 0, 5, 4, 6, 7, 3, 1, 0, 2, 8, 4, 8, 6, 4, 8, 0, 5, 2, 5, 5, 1, 4, 4, 3, 6, 4, 2, 2, 1, 3, 0, 7, 6, 9, 6, 6, 1, 0, 6, 7, 3, 0, 2, 8, 3, 6, 1, 9 ]
[ "nonn", "cons", "easy" ]
A234480
[ 15217152, 1165600828, 101383587816, 9478559277180, 924511268818064, 92612141125166320, 9432367343582659000, 971340789051166800000, 1.0072207272389417e+23 ]
[ "nonn" ]
A063857
[ 1, 4, 17, 157, 7420, 11403801 ]
[ "nonn", "more" ]
A293050
[ 1, 0, 0, 0, 24, 120, 720, 5040, 60480, 725760, 9072000, 119750400, 1756339200, 28021593600, 479480601600, 8717829120000, 168254102016000, 3438311804928000, 74160828758016000, 1682757222322176000, 40061786401308670000, 998402161605488700000 ]
[ "nonn" ]
A158769
[ 1, 79, 313, 703, 1249, 1951, 2809, 3823, 4993, 6319, 7801, 9439, 11233, 13183, 15289, 17551, 19969, 22543, 25273, 28159, 31201, 34399, 37753, 41263, 44929, 48751, 52729, 56863, 61153, 65599, 70201, 74959, 79873, 84943, 90169, 95551, 101089, 106783, 112633, 118639 ]
[ "nonn", "easy" ]
A249359
[ 2, 395, 2, 2048, 395, 2, 9413, 2048, 395, 2, 30848, 9413, 2048, 395, 2, 84259, 30848, 9413, 2048, 395, 2, 198570, 84259, 30848, 9413, 2048, 395, 2, 421913, 224854, 84259, 30848, 9413, 2048, 395, 2, 823336, 511881, 254768, 84259, 30848, 9413, 2048, 395, 2 ]
[ "nonn", "tabl" ]
A118412
[ 1, 5, 15, 105, 42, 63, 90, 495, 55, 143, 91, 1365, 420, 510, 612, 2907, 855, 665, 385, 1771, 1518, 1725, 1950, 8775, 2457, 5481, 1015, 4495, 1240, 4092, 4488, 19635, 5355, 11655, 6327, 9139, 2470, 2665, 8610, 37023, 9933, 21285, 11385, 48645, 4324, 4606, 4900 ]
[ "easy", "frac", "nonn" ]
A171745
[ 26, 38, 39, 41, 42, 43, 45, 46, 50, 51, 53, 54, 55, 57, 58, 70, 71, 73, 74, 75, 77, 78, 82, 83, 85, 86, 87, 89, 90, 91, 93, 94, 95, 97, 98, 99, 101, 102, 103, 104, 105, 106, 107, 109, 110, 111, 113, 114, 115, 117, 118, 119, 121, 122, 123, 125, 126, 130, 131, 133 ]
[ "nonn" ]
A177635
[ 1, 1, 20, 1680, 369600, 168168000, 137225088000, 182499151015439, 369333660414653760, 1.0801071041182317e+21, 4.384231121059174e+24, 2.391391417543487e+28, 1.706935770540271e+32, 1.559452501977702e+36 ]
[ "nonn" ]
A201932
[ 3, 3, 7, 7, 3, 6, 1, 4, 8, 4, 1, 9, 7, 4, 0, 0, 5, 7, 9, 2, 5, 5, 0, 2, 5, 0, 5, 8, 8, 8, 9, 2, 1, 0, 6, 1, 4, 3, 9, 2, 6, 1, 0, 8, 0, 3, 0, 3, 1, 5, 9, 4, 9, 4, 8, 2, 5, 0, 4, 0, 2, 2, 1, 0, 4, 2, 4, 4, 1, 7, 7, 6, 0, 9, 0, 2, 6, 1, 0, 7, 7, 4, 6, 8, 2, 9, 4, 9, 2, 4, 0, 2, 5, 7, 2, 0, 2, 7, 5 ]
[ "nonn", "cons" ]
A274694
[ 1, 2, 3, 4, 6, 12, 211050, 3848880, 20333040, 125038830, 2978699430 ]
[ "nonn", "more" ]
A038138
[ 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0, 1, 3, 6, 3, 6, 2, 0 ]
[ "nonn", "easy" ]
A216629
[ 1, 1, 2, 12, 18, 540, 1200, 168000, 735000, 463050000, 4667544000, 12938431968000, 332086420512000, 3989022083190144000, 279394363051195400000, 1.438322180987554e+25, 2.892376010829659e+27, 6.3282294740942115e+32 ]
[ "nonn" ]
A103639
[ 1, 15, 945, 135135, 34459425, 13749310575, 7905853580625, 6190283353629375, 6332659870762850000, 8.200794532637892e+21, 1.3113070457687988e+25, 2.5373791335626256e+28, 5.843584144594727e+31, 1.5795207942839547e+35 ]
[ "nonn" ]
A161765
[ 1, 2, 4, 4, 6, 6, 9, 8, 10, 10, 12, 12, 15, 15, 16, 16, 18, 18, 21, 20, 21, 24, 24, 24, 27, 27, 28, 30, 32, 32, 35, 32, 34, 34, 36, 36, 39, 39, 40, 40, 42, 42, 44, 45, 48, 48, 50, 48, 51, 51, 52, 54, 56, 56, 55, 57, 60, 60, 60, 60, 65, 65, 66, 64, 66, 66, 69, 68, 69, 72, 72, 72 ]
[ "base", "nonn" ]
A111040
[ 1, 2, 4, 5, 7, 8, 11, 13, 14, 16, 17, 20, 22, 25, 26, 31, 35, 38, 40, 41, 44, 46, 50, 52, 58, 59, 61, 68, 71, 73, 77, 79, 80, 82, 88, 92, 94, 95, 101, 103, 106, 107, 112, 115, 116, 125, 130, 137, 139, 140, 146, 154, 157, 158, 163, 167, 169, 170, 176, 178, 179, 193, 205 ]
[ "nonn", "easy" ]
A378119
[ 1, 19, -1, 39, 49999, -1, 69999, 79, -1, 18999999999, 2899999, -1, 48999, 5899999999999, -1, 78999999999, 8899, -1, 19900000000000000000, 298999999999, -1, 49899999, 599000000000000000000, -1, 79900000000000000, 898999, -1, 1.999e+28, 29990000000000000, -1 ]
[ "sign", "base" ]
A165405
[ 1, 3, 3, 15, 3, 87, -69, 591, -1005, 4551, -10581, 37887, -101373, 328695, -936933, 2909103, -8530701, 25985319, -77169525, 233081439, -696098589, 2094587223, -6271178757, 18838702095, -56465774637, 169497987207, -508292635029 ]
[ "sign" ]
A126467
[ 1, 1, 6, 105, 3710, 219625, 19545316, 2437990653, 405899413380, 87002614878795, 23351252019790310, 7676367378822834000, 3.035533054438877e+21, 1.422385798272705e+24, 7.797688240835184e+26 ]
[ "nonn" ]
A110836
[ 1, 0, 0, 0, 651, 0, 72912, 222208, -178668, 222208, -142324224, -433972224, -7901194812, -49038861312, 150275204688, 635531323392, 36166249590844, 222128010897408, 1375399268479488, 11653121972459520, -66100444903831710, -587500809362532400, -10187289616678068000 ]
[ "sign" ]
A386911
[ 14, 14229, 194931, 8897930, 278110142 ]
[ "nonn", "more" ]
A013448
[ 1, 0, 0, -160, 1792, -484224, 54495232, -9441003520, 2598020579328, -756380393635840, 305071008569196540, -144297159065656890000, 8.172969313691855e+22, -5.509472279044906e+25 ]
[ "sign" ]
A281294
[ 3280, 6160, 8320, 51520, 99904, 174640, 386320, 541840, 883120, 1690960, 2062480, 2365312, 2688880, 2959744, 3077680, 3152560, 3274240, 5375920, 6885760, 8925312, 10030720, 11219584, 11912080, 12058960, 14370160, 15854080, 18966640, 21839440, 22038160, 24787840, 26725360 ]
[ "nonn" ]
A341582
[ 0, 1, 2, 4, 6, 12, 22, 42, 76, 142, 262, 488, 902, 1674, 3100, 5750, 10654, 19752, 36606, 67858, 125772, 233134, 432118, 800968, 1484630, 2751866, 5100732, 9454534, 17524526, 32482792, 60208782, 111600642, 206858476, 383424702, 710700742, 1317326728, 2441744422 ]
[ "nonn", "easy" ]
A107587
[ 1, 1, 1, 1, 3, 11, 31, 71, 155, 379, 1051, 2971, 8053, 21165, 56057, 152881, 425491, 1186227, 3287971, 9102787, 25346457, 71111377, 200425149, 565676629, 1597672277, 4520632981, 12827046181, 36493762501, 104027787451, 296947847203, 848765305351, 2429671858671 ]
[ "easy", "nonn" ]
A358702
[ 1, 0, 0, 2, 0, 0, 4, 0, 3, 8, 0, 0, 7, 0, 0, 13, 0, 24, 17, 0, 0, 43, 0, 0, 67, 0, 63, 134, 0, 0, 83, 0, 0, 167, 0, 264, 314, 0, 0, 313, 0, 0, 707, 0, 1374, 836, 0, 0, 1667, 0, 0, 2236, 0, 3114, 4472, 0, 0, 6833, 0, 0, 8167, 0, 8937, 16667, 0, 0, 21886, 0, 0, 29614 ]
[ "nonn", "base" ]
A186995
[ 127, 2, 373, 83, 28151, 223, 6211, 2789, 294001, 3347, 20837899, 4751, 6588721, 484439, 862789, 10513, 2078920243, 10909, 169402249, 2823167, 267895961, 68543, 1016960933671, 181141, 121660507, 6139219, 11646280537, 488651 ]
[ "nonn", "base", "more" ]
A236828
[ 81, 327, 327, 1386, 2211, 1386, 6093, 15254, 15254, 6093, 27079, 109205, 168564, 109205, 27079, 121590, 786609, 1949236, 1949236, 786609, 121590, 549173, 5747502, 22695802, 36874967, 22695802, 5747502, 549173, 2495215, 42215123, 269108894 ]
[ "nonn", "tabl" ]
A238097
[ 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 2, 1, 1, 1, 2, 1, 2, 0, 2, 2, 2, 0, 3, 2, 1, 2, 3, 1, 3, 0, 3, 3, 1, 1, 4, 3, 1, 1, 3, 2, 3, 1, 2, 3, 2, 0, 4, 5, 2, 2, 2, 1, 3, 3, 3, 3, 1, 0, 5, 4, 1, 2, 4, 4, 3, 1, 2, 2, 3, 1, 5, 6, 1, 2, 3, 2, 3, 1, 4, 6, 2, 0, 5, 5, 1, 1, 3 ]
[ "nonn", "changed" ]
A319119
[ 1, 3, 9, 37, 173, 921, 5185, 30497, 184469, 1140413, 7170085, 45704821 ]
[ "nonn", "more" ]
A031942
[ 1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 17, 18, 19, 24, 25, 27, 28, 29, 30, 33, 34, 35, 36, 38, 39, 44, 45, 46, 49, 50, 51, 52, 54, 55, 56, 57, 59, 68, 70, 71, 72, 73, 75, 76, 77, 78, 97, 98, 99, 100, 102, 103, 108, 109, 110, 113, 114, 115 ]
[ "nonn", "base" ]
A173047
[ 1, 1, 1, 1, 10, 1, 1, 29, 29, 1, 1, 84, 167, 84, 1, 1, 247, 738, 738, 247, 1, 1, 734, 2930, 4393, 2930, 734, 1, 1, 2193, 10955, 21904, 21904, 10955, 2193, 1, 1, 6568, 39393, 98470, 131289, 98470, 39393, 6568, 1, 1, 19691, 137816, 413426, 689030, 689030, 413426, 137816, 19691, 1 ]
[ "nonn", "tabl" ]
A330490
[ 1, 1, 1, 1, 2, 1, 1, 6, 5, 1, 1, 24, 70, 15, 1, 1, 120, 2167, 1574, 52, 1, 1, 720, 130708, 968162, 69874, 203, 1, 1, 5040, 14231289 ]
[ "nonn", "tabl", "more" ]
A061392
[ 0, 1, 1, 2, 2, 2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 6, 6, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 10, 10, 10, 10, 11, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 14, 14, 14, 14, 15, 15, 16, 16, 16, 16, 16, 16, 16 ]
[ "nonn", "look" ]
A068505
[ 1, 2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 5, 7, 9, 11, 13, 15, 17, 19, 6, 7, 8, 11, 14, 17, 20, 23, 26, 29, 12, 13, 14, 15, 19, 23, 27, 31, 35, 39, 20, 21, 22, 23, 24, 29, 34, 39, 44, 49, 30, 31, 32, 33, 34, 35, 41, 47, 53, 59, 42, 43, 44, 45, 46, 47, 48, 55, 62, 69, 56, 57, 58, 59, 60, 61 ]
[ "nonn", "base", "nice", "look" ]
A113006
[ 1, 2, 3, 4, 5, 6, 12, 9, 10, 7, 11, 8, 13, 14, 15, 16, 17, 18, 19, 20, 26, 22, 24, 23, 25, 21, 27, 28, 32, 37, 31, 35, 30, 34, 33, 29, 36, 40, 39, 41, 42, 45, 43, 44, 38, 52, 47, 53, 46, 51, 48, 54, 55, 58, 60, 56, 57, 50, 59, 49, 61, 62, 63, 64, 65, 66, 72, 67, 69, 71, 68, 70 ]
[ "nonn" ]
A382778
[ 2, 2, 2, 8, 1, 4, 4, 7, 9, 5, 1, 4, 9, 4, 3, 2, 1, 5, 6, 0, 3, 9, 6, 2, 0, 6, 7, 4, 1, 5, 8, 5, 8, 5, 3, 2, 3, 3, 4, 6, 8, 9, 2, 4, 9, 0, 7, 8, 1, 5, 0, 1, 3, 5, 9, 1, 8, 8, 5, 6, 5, 3, 2, 7, 9, 8, 9, 9, 4, 6, 4, 4, 9, 3, 5, 9, 3, 4, 0, 1, 4, 5, 4, 5, 5, 6, 3, 5, 2, 3, 0, 4, 4, 7, 4, 9, 9, 4, 4, 6 ]
[ "nonn", "cons" ]
A254550
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[ "nonn" ]
A007923
[ 1, 23, 456, 7891, 23456, 789123, 4567891, 23456789, 123456789, 1234567891, 23456789123, 456789123456, 7891234567891, 23456789123456, 789123456789123, 4567891234567891, 23456789123456788, 123456789123456780 ]
[ "nonn", "easy", "base" ]
A264507
[ 1, 1, 3, 6, 12, 24, 46, 91, 177, 349, 684, 1345, 2640, 5185, 10180, 19989, 39249, 77067, 151326, 297136, 583444, 1145622, 2249491, 4416993, 8673001, 17029896, 33439105, 65659456, 128925825, 253152696, 497078745, 976040481, 1916507251, 3763163638 ]
[ "nonn" ]
A206000
[ 1, 0, 0, 1, 2, 6, 15, 40, 110, 303, 853, 2419, 6950, 20110, 58677, 172267, 508825, 1510472, 4504978, 13491155, 40554394, 122318519, 370075767, 1122830663, 3415591776, 10414918850, 31827804005, 97464863424, 299032201886, 919094334980, 2829593105751, 8724968220133, 26942517476931, 83312297368383 ]
[ "nonn" ]
A371108
[ 15, 42, 45, 51, 123, 126, 132, 135, 153, 159, 366, 369, 375, 378, 396, 402, 405, 420, 459, 477, 483, 1095, 1098, 1104, 1107, 1125, 1131, 1134, 1149, 1188, 1206, 1212, 1215, 1230, 1257, 1260, 1266, 1377, 1392, 1431, 1449, 1455, 3282, 3285, 3291, 3294, 3312 ]
[ "nonn", "base" ]
A334407
[ 60, 140, 160, 168, 180, 216, 220, 252, 260, 300, 312, 340, 360, 380, 396, 420, 432, 460, 462, 480, 500, 504, 520, 540, 580, 600, 616, 620, 624, 630, 660, 672, 684, 720, 728, 740, 756, 780, 792, 810, 820, 840, 858, 860, 864, 870, 924, 936, 940, 960, 990, 1008, 1020 ]
[ "nonn" ]
A157975
[ 2, 7, 11, 13, 23, 29, 37, 53, 61, 67, 71, 79, 89, 97, 103, 109, 113, 131, 137, 139, 149, 167, 179, 197, 211, 223, 257, 277, 293, 313, 317, 337, 379, 383, 397, 419, 431, 439, 443, 467, 571, 601, 617, 631, 641, 643, 653, 659, 677, 691, 719, 733, 739, 743, 809 ]
[ "nonn", "easy" ]
A131243
[ 1, 2, 1, 3, 2, 1, 5, 4, 4, 1, 8, 7, 10, 4, 1, 13, 12, 23, 12, 6, 1, 21, 20, 48, 29, 21, 6, 1, 34, 33, 96, 64, 62, 24, 8, 1, 55, 54, 185, 132, 160, 74, 36, 8, 1, 89, 88, 348, 261, 382, 200, 130, 40, 10, 1, 144, 143, 642, 500, 859, 492, 400, 150, 55, 10, 1 ]
[ "nonn", "tabl" ]
A037960
[ 0, 1, 14, 150, 1560, 16800, 191520, 2328480, 30240000, 419126400, 6187104000, 97037740800, 1612798387200, 28332944640000, 524813313024000, 10226013557760000, 209144207720448000, 4480594531725312000, 100357207837286400000, 2.345925761384325e+21, 5.713670366202839e+22 ]
[ "nonn", "easy" ]
A140183
[ 1, 2, 2, 3, 5, 1, 4, 9, 4, 2, 5, 14, 10, 9, 1, 6, 20, 20, 25, 6, 2, 7, 27, 35, 55, 21, 13, 1, 8, 35, 56, 105, 56, 49, 8, 2, 9, 44, 84, 182, 126, 140, 36, 17, 1, 10, 54, 120, 294, 252, 336, 120, 81, 10, 2, 1, 65, 165, 450, 462, 714, 330, 285, 55, 21, 1 ]
[ "nonn", "tabl" ]
A155136
[ -28, -27, -24, -19, -12, -3, 8, 21, 36, 53, 72, 93, 116, 141, 168, 197, 228, 261, 296, 333, 372, 413, 456, 501, 548, 597, 648, 701, 756, 813, 872, 933, 996, 1061, 1128, 1197, 1268, 1341, 1416, 1493, 1572, 1653, 1736, 1821, 1908, 1997, 2088, 2181, 2276, 2373 ]
[ "sign", "easy" ]
A049430
[ 1, 0, 1, 0, 1, 1, 0, 1, 4, 2, 0, 1, 11, 11, 3, 0, 1, 34, 77, 35, 6, 0, 1, 107, 499, 412, 104, 11, 0, 1, 368, 3442, 4888, 2009, 319, 23, 0, 1, 1284, 24128, 57122, 36585, 8869, 951, 47, 0, 1, 4654, 173428, 667959, 647680, 231574, 36988, 2862, 106, 0, 1, 17072, 1262464, 7799183, 11173880, 5712765, 1297366, 146578, 8516, 235 ]
[ "nonn", "nice", "tabl", "hard" ]
A287532
[ 1, 1, 1, 1, 4, 1, 1, 11, 9, 1, 1, 26, 50, 16, 1, 1, 57, 222, 150, 25, 1, 1, 120, 867, 1080, 355, 36, 1, 1, 247, 3123, 6627, 3775, 721, 49, 1, 1, 502, 10660, 36552, 33502, 10626, 1316, 64, 1, 1, 1013, 35064, 187000, 262570, 128758, 25676, 2220, 81, 1 ]
[ "nonn", "tabl" ]
A251773
[ 1142, 4182, 12242, 34934, 132886, 430730, 1317638, 5134774, 17297338, 54845894, 214950374, 737930314, 2379309302, 9343006742, 32366662250, 105198487910, 413404292870, 1438370382314, 4692860538998, 18447924909462, 64319132350250 ]
[ "nonn" ]
A050679
[ 2, 3, 4, 6, 7, 11 ]
[ "nonn", "base", "hard", "more" ]
A035125
[ 1011, 1101, 10011, 11001, 100011, 100101, 100111, 101001, 101011, 110001, 110101, 111001, 1000011, 1000101, 1000111, 1001011, 1001101, 1010001, 1010011, 1011001, 1100001, 1100101, 1101001, 1110001, 10000011, 10000101, 10000111, 10001001, 10001011, 10001101, 10010001 ]
[ "nonn", "base" ]
A208593
[ 1, 5, 21, 125, 791, 5457, 39019, 288317, 2178929, 16773395, 131034839, 1036252649, 8279446917, 66733111919, 541954722471, 4430427981533, 36428763143945, 301074015186469, 2499725665085301, 20840038803521836, 174388665638906560, 1464205768804076800 ]
[ "nonn" ]
A368799
[ 1, 4, 9, 16, 17, 17, 15, 16, 17, 18, 19, 21, 27, 32, 39, 47, 51, 53, 55 ]
[ "nonn", "more", "hard" ]
A351734
[ 1, 0, 6, 9, 120, 555, 5148, 39711, 378528, 3715011, 39838260, 452684463, 5463506304, 69553644771, 930940368036, 13054086036855, 191222363275968, 2918620069099395, 46309955947643120, 762335523354333800, 12995722456718983000, 229045407317491450000 ]
[ "nonn" ]
A356699
[ 1, 8, 9, 17, 225, 1025 ]
[ "nonn", "hard", "more" ]
A134738
[ 343, 3375, 12167, 21952, 29791, 59319, 103823, 166375, 216000, 250047, 357911, 493039, 658503, 778688, 857375, 1092727, 1367631, 1404928, 1685159, 1906624, 2048383, 2460375, 2924207, 3442951, 3796416, 4019679, 4657463, 5359375, 6128487, 6644672, 6967871, 7880599 ]
[ "nonn" ]
A363505
[ 2, 3, 6, 15, 63, 623, 22432, 3899720 ]
[ "nonn", "hard", "more" ]
A274344
[ 1, 4, 34, 360, 4239, 53148, 694582, 9348664, 128625067, 1800131564, 25538105486, 366348201176, 5304067812296, 77394671803040, 1136872705730600, 16796605751564320, 249415741237963840 ]
[ "nonn", "easy" ]
A275937
[ 1, 1, 2, 1, 3, 1, 1, 4, 2, 4, 1 ]
[ "nonn", "more" ]
A372382
[ 1, 1, 9, 25, 169, 651, 3801, 17053, 93225, 450844, 2396859, 12043494, 63354649, 324888305, 1704137493, 8839907475, 46383701545, 242285478474, 1273274074020, 6681277302239, 35178613785819, 185187072845569, 976888169385302, 5154978257816280, 27240094648199960 ]
[ "nonn" ]
A214590
[ 4, 8, 62, 1862, 187862, 63120962, 71200442882, 272199293130242, 3552472974642762000, 1.5916144668291968e+23, 2.4593308418551384e+28, 1.3156534644821922e+34 ]
[ "nonn" ]
A014247
[ 1, -1, 1, -1, 1, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 1, -1, 1, -1, 1, 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, 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, 0, 0, 0, 0, 0 ]
[ "sign", "easy" ]
A122039
[ 1, 4, 9, 18, 35, 68, 133, 262, 519, 1032, 2057, 4106, 8203, 16396, 32781, 65550, 131087, 262160, 524305, 1048594, 2097171, 4194324, 8388629, 16777238, 33554455, 67108888, 134217753, 268435482, 536870939, 1073741852, 2147483677 ]
[ "dead" ]