id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A197623
[ 1, 0, 0, 0, 0, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 8, 27, 27, 8, 0, 0, 32, 27, 98, 27, 32, 0, 0, 16, 154, 242, 242, 154, 16, 0, 0, 64, 272, 863, 1904, 863, 272, 64, 0, 0, 152, 1117, 3157, 8593, 8593, 3157, 1117, 152, 0, 0, 160, 2321, 13712, 59395, 68656, 59395, 13712, 2321, 160 ]
[ "nonn", "tabl" ]
A280551
[ 2, 87, 325, 832, 1764, 3438, 6386, 11506, 20389, 35757, 62317, 108150, 187115, 322925, 556071, 955574, 1638882, 2805542, 4794088, 8178068, 13927945, 23683803, 40214243, 68187902, 115469449, 195294823, 329919371, 556731676, 938492304 ]
[ "nonn" ]
A295452
[ 1, 360, 426360, 583731720, 848084358264, 1272844124730360, 1949962324582133500, 3.029870085304408e+21, 4.7568336470642535e+24, 7.527387071973766e+27, 1.1986073514194154e+31, 1.9182204664545387e+34, 3.082670108574948e+37 ]
[ "nonn" ]
A087011
[ 0, 1, 1, 1, 1, 2, 2, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 3, 3, 4, 4, 5, 5, 5, 5, 6, 6, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 6, 6, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 7, 7, 8, 8, 8, 8, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11 ]
[ "nonn" ]
A352884
[ 1, 1, 1, 2, 1, 2, 2, 1, 2, 2, 2, 2, 2, 3, 1, 3, 2, 2, 2, 3, 2, 3, 2, 3, 2, 3, 2, 4, 1, 3, 3, 2, 3, 3, 2, 3, 3, 2, 4, 2, 4, 2, 3, 3, 3, 3, 2, 4, 3, 1, 4, 3, 2, 4, 3, 2, 4, 3, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 2, 4, 3, 3, 4, 2, 5, 2, 4, 2, 4, 3, 3, 4, 3, 4, 3, 3, 4, 3, 4, 3, 4, 3, 4, 3, 3, 4, 3, 3, 4, 3, 5, 1, 5, 3 ]
[ "nonn", "base" ]
A368512
[ 1, 0, 2, 6, 66, 450, 4550, 45570, 543130, 7044450, 102177222, 1621316466, 28089336198, 526810157874, 10641259374174, 230281144233426, 5315651069181882, 130370668142722720, 3385534486308685000, 92801581965119910000, 2.6776877865576363e+21, 8.112482467742669e+22 ]
[ "nonn" ]
A040584
[ 24, 1, 2, 9, 1, 1, 6, 1, 1, 9, 2, 1, 48, 1, 2, 9, 1, 1, 6, 1, 1, 9, 2, 1, 48, 1, 2, 9, 1, 1, 6, 1, 1, 9, 2, 1, 48, 1, 2, 9, 1, 1, 6, 1, 1, 9, 2, 1, 48, 1, 2, 9, 1, 1, 6, 1, 1, 9, 2, 1, 48, 1, 2, 9, 1, 1, 6, 1, 1, 9, 2, 1, 48, 1, 2, 9, 1, 1, 6, 1, 1, 9, 2, 1, 48, 1, 2, 9, 1, 1 ]
[ "nonn", "cofr", "easy", "less" ]
A152118
[ 1, 1, 1, 5, 6, 29, 35, 169, 204, 985, 1189, 5741, 6930, 33461, 40391, 195025, 235416, 1136689, 1372105, 6625109, 7997214, 38613965, 46611179, 225058681, 271669860, 1311738121, 1583407981, 7645370045, 9228778026, 44560482149, 53789260175, 259717522849 ]
[ "nonn", "easy" ]
A071656
[ 0, 1, 3, 2, 7, 6, 8, 4, 5, 17, 16, 18, 14, 15, 20, 19, 22, 9, 10, 21, 11, 12, 13, 45, 44, 46, 42, 43, 48, 47, 50, 37, 38, 49, 39, 40, 41, 54, 53, 55, 51, 52, 61, 60, 63, 23, 24, 62, 25, 26, 27, 57, 56, 64, 28, 29, 58, 30, 31, 32, 59, 33, 34, 35, 36, 129, 128, 130, 126, 127 ]
[ "nonn" ]
A003757
[ 0, 1, 1, 6, 13, 49, 132, 433, 1261, 3942, 11809, 36289, 109824, 335425, 1018849, 3104934, 9443629, 28756657, 87504516, 266383153, 810723277, 2467770054, 7510988353, 22861948801, 69584925696, 211799836801, 644660351425 ]
[ "nonn" ]
A169821
[ 0, 1, 4, 0, 7, 7, 0, 4, 1, 0, 100, 121, 144, 160, 187, 117, 130, 154, 171, 100, 400, 441, 484, 430, 477, 427, 460, 414, 451, 400, 0, 61, 34, 0, 67, 37, 0, 64, 31, 0, 700, 781, 774, 760, 757, 747, 730, 724, 711, 700, 700, 711, 724, 730, 747, 757, 760, 774, 781, 700, 0, 31, 64 ]
[ "nonn", "base" ]
A040518
[ 23, 3, 1, 1, 3, 1, 1, 1, 22, 1, 1, 1, 3, 1, 1, 3, 46, 3, 1, 1, 3, 1, 1, 1, 22, 1, 1, 1, 3, 1, 1, 3, 46, 3, 1, 1, 3, 1, 1, 1, 22, 1, 1, 1, 3, 1, 1, 3, 46, 3, 1, 1, 3, 1, 1, 1, 22, 1, 1, 1, 3, 1, 1, 3, 46, 3, 1, 1, 3, 1, 1, 1, 22, 1, 1, 1, 3, 1, 1, 3, 46, 3, 1, 1, 3, 1, 1, 1 ]
[ "nonn", "cofr", "easy", "less" ]
A224616
[ 2, 18, 94, 1039, 9832, 99697, 1000293, 10003813, 100006305 ]
[ "nonn", "hard", "base" ]
A270603
[ 0, 96, 8148, 1728288, 1008327378, 1749723617976, 9214293422949066, 148852251780140300000, 7.419587466656553e+24, 1.1458825084665976e+30 ]
[ "nonn" ]
A128727
[ 1, 1, 3, 9, 1, 27, 9, 81, 54, 2, 243, 270, 30, 729, 1215, 270, 5, 2187, 5103, 1890, 105, 6561, 20412, 11340, 1260, 14, 19683, 78732, 61236, 11340, 378, 59049, 295245, 306180, 85050, 5670, 42, 177147, 1082565, 1443420, 561330, 62370, 1386, 531441 ]
[ "nonn", "tabf" ]
A305635
[ 1, 3, 5, 7, 11, 13, 15, 17, 19, 21, 23, 29, 31, 33, 35, 37, 39, 41, 43, 45, 47, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101, 103, 105, 107, 109, 111, 113, 115, 117, 119, 123, 127, 129, 131, 133, 135, 137 ]
[ "nonn" ]
A004920
[ 0, 11, 22, 33, 44, 55, 66, 77, 88, 99, 110, 121, 133, 144, 155, 166, 177, 188, 199, 210, 221, 232, 243, 255, 266, 277, 288, 299, 310, 321, 332, 343, 354, 365, 377, 388, 399, 410, 421, 432, 443, 454, 465, 476, 487, 499, 510, 521, 532, 543, 554, 565, 576, 587, 598 ]
[ "nonn" ]
A269687
[ 6, 36, 216, 1284, 7584, 44556, 260616, 1518804, 8823984, 51132636, 295646616, 1706201124, 9830779584, 56564639916, 325076005416, 1866287024244, 10704981330384, 61356265686396, 351432308441016, 2011741878388164 ]
[ "nonn" ]
A149405
[ 1, 1, 4, 12, 52, 185, 835, 3281, 15158, 63309, 296887, 1289845, 6111674, 27277697, 130232632, 592619901, 2845730366, 13138353029, 63376378401, 295889267987, 1432525057484, 6747494887431, 32765754206296, 155437488129585, 756701050408249, 3610745322320158, 17615328569640258, 84463982275069380 ]
[ "nonn", "walk" ]
A195234
[ 1024, 3151, 5428, 7705, 9982, 12259, 14536, 16813, 19090, 21367, 23644, 25921, 28198, 30475, 32752, 35029, 37306, 39583, 41860, 44137, 46414, 48691, 50968, 53245, 55522, 57799, 60076, 62353, 64630, 66907, 69184, 71461, 73738, 76015, 78292, 80569 ]
[ "nonn" ]
A057607
[ 4, 0, 2, 6, 0, 2, 4, 6, 4, 0, 2, 4, 8, 4, 8, 4, 2, 0, 0, 2, 4, 10, 6, 12, 8, 8, 6, 6, 0, 2, 0, 0, 0, 0, 0, 0, 2, 4, 12, 8, 16, 14, 16, 12, 12, 12, 6, 4, 8, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 4, 14, 10, 20, 22, 24, 22, 22, 26, 18, 16, 12, 16, 12, 0, 4, 10, 0 ]
[ "nonn", "tabf", "nice" ]
A337072
[ 1, 1, 2, 10, 141, 6769, 1298995, 1148840085, 5307091649182, 143026276277298200, 2.4801104674619157e+22, 3.019057249269312e+28, 2.789370951270866e+35 ]
[ "nonn", "more" ]
A189943
[ 1, 8, 63, 1246, 31284, 839968, 26586582, 1012894742, 43952718714, 2154085255777, 116337778510833, 6974910796570573, 453756196177752900, 32037319291934188000, 2.4338526717899157e+21, 1.9864819846716036e+23 ]
[ "nonn" ]
A101501
[ 0, 1, 0, 12, 8, 160, 224, 2240, 4608, 32512, 84480, 485376, 1464320, 7401472, 24608768, 114606080, 406093824, 1793720320, 6626869248, 28280881152, 107384668160, 448110002176, 1732341923840, 7123849183232, 27866041417728 ]
[ "nonn", "easy" ]
A027195
[ 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 3, 4, 5, 6, 9, 10, 13, 16, 20, 24, 31, 36, 45, 54, 66, 78, 97, 114, 138, 164, 197, 232, 280, 328, 392, 461, 546, 639, 758, 884, 1041, 1215, 1425, 1657, 1941, 2250, 2624, 3041, 3534, 4084, 4740, 5465, 6321, 7280, 8399 ]
[ "nonn" ]
A361337
[ 0, 10, 20, 25, 30, 40, 45, 50, 52, 54, 55, 56, 58, 59, 60, 65, 69, 70, 78, 80, 85, 87, 90, 95, 96, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 115, 120, 125, 128, 129, 130, 134, 135, 136, 138, 140, 144, 145, 150, 152, 153, 154, 155, 156, 157, 158, 159 ]
[ "nonn", "base" ]
A025404
[ 219, 252, 259, 278, 315, 376, 467, 522, 594, 702, 758, 763, 765, 802, 809, 819, 856, 864, 945, 980, 1010, 1017, 1036, 1043, 1073, 1078, 1081, 1118, 1134, 1160, 1251, 1352, 1367, 1368, 1374, 1375, 1393, 1397, 1423, 1430, 1458, 1460, 1465, 1467, 1484, 1486 ]
[ "nonn" ]
A243236
[ 1854, 663390, 72572427, 4229760773, 164869021176, 4846616066912, 115525788526251, 2341346575945183, 41696673590069250, 668272802442309900, 9812868808904565000, 133849038379000370000, 1.7144551189571167e+21, 2.0802230173239526e+22, 2.4079471348941198e+23 ]
[ "nonn" ]
A321346
[ 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 5, 5, 6, 7, 8, 8, 11, 11, 14, 16, 19, 19, 25, 26, 31, 34, 40, 41, 52, 54, 63, 69, 81, 86, 105, 109, 126, 137, 160, 169, 201, 211, 242, 264, 303, 320, 375, 396, 453, 490, 557, 590, 682, 726, 823, 888, 1002, 1065, 1219 ]
[ "nonn" ]
A185120
[ 2, 71, 8.281828459045236e+24, 3.526624977572471e+89 ]
[ "nonn", "base" ]
A147626
[ 1, 6, 84, 1848, 55440, 2106720, 96909120, 5233092480, 324451733760, 22711621363200, 1771506466329600, 152349556104345600, 14320858273808486000, 1.4607275439284657e+21, 1.6068002983213122e+23, 1.8960243520191484e+25, 2.388990683544127e+27 ]
[ "nonn" ]
A006729
[ 2, 16, 72, 252, 764, 2094, 5362, 12968, 30138, 67446, 147048, 311940, 649860, 1325234, 2668130, 5278066, 10346200, 19977010, 38329556, 72546986, 136785444, 254596418, 473093498, 868060738, 1593517724 ]
[ "sign" ]
A356441
[ 8, 16, 18, 24, 27, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 81, 84, 90, 96, 98, 100, 105, 108, 112, 120, 125, 126, 128, 135, 140, 144, 147, 150, 154, 160, 162, 165, 168, 175, 176, 180, 189, 192, 196, 198, 200, 210, 216, 220, 224, 225, 231, 234, 240, 242, 243 ]
[ "nonn", "easy" ]
A319018
[ 0, 1, 9, 17, 57, 65, 121, 145, 265, 273, 329, 377, 617, 657, 865, 921, 1201, 1209, 1265, 1313, 1553, 1617, 2001, 2121, 2689, 2745, 3009, 3153, 3841, 3953, 4513, 4649, 5297, 5305, 5361, 5409, 5649, 5713, 6097, 6233, 6881, 6953, 7353, 7585, 8713, 8913, 9961 ]
[ "nonn" ]
A302620
[ 16, 78, 79, 251, 896, 2669, 8283, 25770, 79047, 246053, 762945, 2360425, 7321295, 22685256, 70286966, 217858158, 675095417, 2092068068, 6483475187, 20091819256, 62264156028, 192956081997, 597964496726, 1853080152322, 5742656322238 ]
[ "nonn" ]
A125899
[ 1, 3, 7, 14, 29, 57, 113, 223, 438, 862, 1695, 3333, 6552, 12882, 25326, 49791, 97887, 192440, 378328, 743774, 1462223, 2874655, 5651422, 11110404, 21842481, 42941187, 84420150, 165965646, 326279870, 641449337, 1261056193, 2479171198 ]
[ "nonn" ]
A206625
[ 0, 1, 1, 1, 2, 5, 5, 13, 16, 37, 45, 109, 130, 313, 377, 905, 1088, 2617, 3145, 7561, 9090, 21853, 26269, 63157, 75920, 182525, 219413, 527509, 634114, 1524529, 1832625, 4405969, 5296384, 12733489, 15306833, 36800465, 44237570, 106355317 ]
[ "nonn", "easy" ]
A001568
[ 1, -1, -1, 2, 49, 629, 6961, 38366, -1899687, -133065253, -6482111309, -281940658286, -10702380933551, -247708227641863, 14512103549430396, 3377044611825908000, 433180638973276260000, 4.747499208544761e+22 ]
[ "sign", "more" ]
A314672
[ 1, 5, 9, 13, 17, 21, 25, 29, 34, 39, 43, 47, 51, 55, 59, 63, 68, 73, 77, 81, 85, 89, 93, 97, 102, 107, 111, 115, 119, 123, 127, 131, 136, 141, 145, 149, 153, 157, 161, 165, 170, 175, 179, 183, 187, 191, 195, 199, 204, 209 ]
[ "nonn" ]
A012137
[ 1, 1, 17, 673, 54305, 7334273, 1497501873, 430436005665, 165573876222529, 82074493484054020, 50922938856050560000, 3.864461184671015e+22, 3.5205379514991274e+25, 3.7909794281251147e+28 ]
[ "nonn" ]
A294049
[ 1, 2, 4, 8, 12, 18, 27, 41, 61, 88, 129, 189, 276, 401, 582, 848, 1233, 1791, 2601, 3779, 5492, 7976, 11584, 16826, 24441, 35500, 51558, 74885, 108767, 157976, 229445, 333247, 484017, 702994, 1021035, 1482962, 2153874, 3128318, 4543603, 6599180, 9584730 ]
[ "nonn", "easy" ]
A053429
[ 0, 1, 2, 5, 11, 25, 69, 86, 90, 95, 104, 145, 203, 215, 227, 291, 309, 322, 337, 407, 480, 792, 823, 919, 1001, 1159, 2226, 2743, 2822, 4250, 8077, 8109, 16024, 17422, 23941, 25212, 25379, 28753, 30510, 31748, 33613, 45622 ]
[ "nonn" ]
A104927
[ 5861, 3449, 4909, 8761, 6151, 1511, 5113, 4079, 4133, 4937, 3001, 2591, 9137, 7723, 2203, 1061, 6779, 9851, 5197, 8693, 3527, 6571, 7151, 5387, 5261, 2617, 9413, 1693, 9341, 1559, 3307, 5087, 3257, 3659, 2837, 2683, 6833, 3187, 3541, 5669, 8581, 5227 ]
[ "nonn", "base" ]
A271834
[ 0, 0, 0, 4, 0, 42, 0, 116, 162, 730, 0, 2458, 0, 11494, 16890, 32628, 0, 180960, 0, 554994, 931476, 2800534, 0, 11005898, 6643750, 43946838, 44738892, 136580910, 0, 720879712, 0, 2147450740, 3250382916, 10923409738, 11517062060, 45683761528, 0, 172783692982 ]
[ "nonn", "easy" ]
A103245
[ 1, 3, 2, 10, 10, 5, 35, 42, 35, 13, 126, 168, 180, 117, 34, 462, 660, 825, 715, 374, 89, 1716, 2574, 3575, 3718, 2652, 1157, 233, 6435, 10010, 15015, 17745, 15470, 9345, 3495, 610, 24310, 38896, 61880, 80444, 80920, 60520, 31688, 10370, 1597, 92378 ]
[ "nonn", "tabl" ]
A221997
[ 2, 3, 4, 7, 11, 16, 27, 43, 65, 108, 172, 268, 436, 695, 1101, 1770, 2819, 4487, 7188, 11453, 18271, 29212, 46578, 74346, 118763, 189459, 302472, 482960, 770686, 1230388, 1964230, 3135006, 5004771, 7989192, 12752257, 20357209, 32495805 ]
[ "nonn" ]
A308824
[ 0, 0, 0, 0, 0, 1, 1, 2, 3, 6, 9, 13, 18, 27, 36, 50, 64, 86, 109, 140, 175, 220, 269, 331, 399, 486, 577, 689, 811, 959, 1119, 1305, 1508, 1747, 2003, 2300, 2617, 2984, 3376, 3821, 4300, 4839, 5415, 6060, 6749, 7521, 8337, 9243, 10207, 11273, 12404, 13641 ]
[ "nonn" ]
A292859
[ 1.014512936008947e+23, 1.0529225321089855e+23, 2.4597396447172563e+23, 2.7435947865175402e+23, 5.511711418054029e+23, 5.9715108205544886e+23 ]
[ "nonn", "base" ]
A080261
[ 0, 1, 3, 2, 5, 4, 7, 6, 11, 10, 9, 8, 15, 14, 13, 12, 19, 18, 17, 16, 23, 22, 21, 20, 27, 26, 25, 24, 31, 30, 29, 28, 39, 38, 37, 36, 35, 34, 33, 32, 47, 46, 45, 44, 43, 42, 41, 40, 55, 54, 53, 52, 51, 50, 49, 48, 63, 62, 61, 60, 59, 58, 57, 56, 71, 70, 69, 68, 67, 66, 65, 64, 79 ]
[ "nonn" ]
A278067
[ 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 2, 37, 39, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 2, 76, 39 ]
[ "nonn", "fini", "full" ]
A213345
[ 1, 8, 40, 5, 160, 60, 560, 420, 21, 1792, 2240, 336, 5376, 10080, 3024, 84, 15360, 40320, 20160, 1680, 42240, 147840, 110880, 18480, 330, 112640, 506880, 532224, 147840, 7920, 292864, 1647360, 2306304, 960960, 102960 ]
[ "tabf", "nonn" ]
A228633
[ 7, 0, 0, 0, 0, 0, 0, 182, 420, 480, 544, 612, 684, 760, 9240, 30030, 67804, 115368, 174000, 245050, 329940, 981288, 3093720, 7999650, 17578860, 33429408, 57448512, 91863750, 186037460, 472754520, 1217599848, 2884102492, 6217627260, 12258776400, 22412899280 ]
[ "nonn" ]
A094091
[ 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, 1, 0, 0 ]
[ "nonn", "fini", "full", "easy" ]
A054256
[ 7, 33, 169, 197, 209, 351, 401, 419, 459, 541, 553, 599, 883, 971, 981, 1081, 1107, 1201, 1351, 1363, 2011, 2321, 2347, 2563, 2607, 2679, 2703, 2861, 2869, 2909, 2959, 3033, 3067, 3177, 3333, 3403, 3437, 3461, 3471, 3513, 3601, 3647, 3769, 3821, 3833 ]
[ "nonn", "base" ]
A186033
[ 1, -2, 0, 8, -16, 0, 64, 128, -512, -1536, -1024, 0, 4096, -8192, 0, 32768, -65536, -786432, -2359296, 14155776, 37748736, -31457280, 4194304, 0, -16777216, -570425344, -1073741824, 134217728, 4026531840, 0, -16106127360 ]
[ "sign" ]
A327138
[ 2, 5, 8, 11, 12, 14, 15, 17, 18, 20, 21, 24, 27, 30, 33, 34, 36, 37, 39, 40, 42, 43, 46, 49, 52, 55, 56, 58, 59, 61, 62, 64, 65, 68, 71, 74, 77, 78, 80, 81, 83, 84, 86, 87, 90, 93, 96, 99, 100, 102, 103, 105, 106, 108, 109, 112, 115, 118, 121, 122, 124, 125 ]
[ "nonn", "easy" ]
A021367
[ 0, 0, 2, 7, 5, 4, 8, 2, 0, 9, 3, 6, 6, 3, 9, 1, 1, 8, 4, 5, 7, 3, 0, 0, 2, 7, 5, 4, 8, 2, 0, 9, 3, 6, 6, 3, 9, 1, 1, 8, 4, 5, 7, 3, 0, 0, 2, 7, 5, 4, 8, 2, 0, 9, 3, 6, 6, 3, 9, 1, 1, 8, 4, 5, 7, 3, 0, 0, 2, 7, 5, 4, 8, 2, 0, 9, 3, 6, 6, 3, 9, 1, 1, 8, 4, 5, 7, 3, 0, 0, 2, 7, 5, 4, 8, 2, 0, 9, 3 ]
[ "nonn", "cons", "easy" ]
A336354
[ 343, 686, 1029, 1372, 1715, 2058, 2744, 3430, 4116, 4489, 5145, 6241, 6860, 8232, 8978, 9261, 10290, 10976, 12482, 13467, 13720, 17956, 18522, 18723, 18769, 20580, 22201, 22445, 24964, 26569, 26934, 31205, 31423, 32761, 32928, 35912, 36481, 37044, 37446, 37538, 40401 ]
[ "nonn" ]
A225714
[ 1054, 9541, 91039, 371074, 985054, 1043959, 1063003, 1107754, 1162498, 1357339, 1786054, 4018018, 5368549, 5820154, 8725747, 9994954, 12402709, 17138503, 17914054, 20855839, 23116009, 25077199, 26545054, 29247229, 30308359, 31424419, 33892759, 44141629 ]
[ "nonn" ]
A171629
[ 0, 1, 5, 9, 11, 15, 6413, 6741 ]
[ "more", "nonn" ]
A105537
[ 1, 2, 1, 4, 4, 1, 6, 8, 2, 1, 12, 26, 7, 12, 4, 21, 55, 15, 34, 12, 1, 32, 91, 25, 65, 22, 2, 1, 52, 178, 44, 237, 80, 10, 24, 9, 83, 329, 74, 593, 200, 27, 82, 32, 1, 127, 557, 117, 1178, 396, 55, 196, 76, 4, 1, 185, 866, 174, 1990, 670, 95, 361, 135, 8, 2, 1, 273, 1411, 261 ]
[ "nonn", "tabl" ]
A339235
[ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 4, 6, 8, 12, 16, 23, 31, 43, 57, 78, 102, 136, 177, 232, 297, 384, 487, 621, 781, 984, 1226, 1531, 1892, 2340, 2872, 3524, 4294, 5232, 6335, 7666, 9229, 11099, 13288, 15893, 18929, 22519, 26695, 31604, 37293 ]
[ "nonn" ]
A075077
[ 1, 3, 5, 4, 2, 8, 6, 9, 7, 11, 10, 12, 13, 14, 16, 17, 15, 19, 20, 18, 22, 23, 21, 25, 24, 26, 28, 27, 29, 31, 32, 30, 34, 35, 33, 37, 38, 36, 40, 41, 39, 43, 42, 44, 46, 45, 47, 48, 50, 49, 51, 53, 52, 54, 56, 55, 57, 58, 59, 60, 61, 62, 63, 65, 64, 66, 67, 68, 70, 71, 69, 73 ]
[ "nonn" ]
A024620
[ 2, 3, 5, 6, 9, 10, 12, 13, 14, 17, 18, 20, 21, 22, 23, 25, 26, 27, 29, 30, 31, 32, 34, 35, 36, 37, 38, 39, 40, 41, 44, 46, 47, 48, 49, 50, 51, 52, 53, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 70, 72, 73, 74, 75, 76, 77, 78, 80, 81, 82, 83, 84, 85, 86, 88, 89, 90, 91, 93, 94 ]
[ "nonn" ]
A352527
[ 6, 5, 0, 9, 2, 3, 1, 9, 9, 3, 0, 1, 8, 5, 6, 3, 3, 8, 8, 8, 5, 2, 1, 6, 8, 3, 1, 5, 0, 3, 9, 4, 7, 6, 6, 5, 0, 6, 5, 5, 0, 8, 7, 5, 7, 1, 3, 9, 7, 2, 2, 5, 9, 1, 9, 9, 8, 3, 8, 2, 4, 8, 2, 1, 0, 6, 4, 0, 7, 4, 3, 1, 1, 3, 0, 4, 9, 6, 7, 0, 7, 0, 6, 4, 5, 5, 8, 5, 9, 5, 0, 9, 4, 0, 9, 4 ]
[ "nonn", "cons" ]
A134340
[ 1, 5, 12, 22, 35, 50, 70, 92, 117, 145, 170, 210, 250, 287, 330, 362, 425, 477, 532, 600, 626, 715, 782, 850, 925, 962, 1100, 1162, 1247, 1335, 1370, 1520, 1617, 1750, 1810, 1850, 2040, 2147, 2262, 2380, 2451, 2625, 2752, 2882, 3015, 3005, 3290, 3500, 3577 ]
[ "nonn" ]
A060552
[ 0, 0, 0, 1, 2, 7, 14, 35, 70, 154, 310, 650, 1300, 2666, 5332, 10788, 21588, 43428, 86856, 174244, 348488, 697992, 1396040, 2794120, 5588240, 11180680, 22361360, 44730896, 89462032, 178940432, 357880864, 715794960 ]
[ "easy", "nonn" ]
A366121
[ 2, 3, 3, 4, 4, 2, 5, 5, 2, 3, 6, 6, 2, 3, 3, 7, 7, 2, 3, 3, 4, 8, 8, 2, 3, 3, 4, 4, 9, 9, 2, 3, 3, 4, 4, 2, 10, 10, 2, 3, 3, 4, 4, 2, 5, 11, 11, 2, 3, 3, 4, 4, 2, 5, 5, 12, 12, 2, 3, 3, 4, 4, 2, 5, 5, 2, 13, 13, 2, 3, 3, 4, 4, 2, 5, 5, 2, 3, 14, 14, 2, 3, 3, 4, 4, 2, 5, 5, 2, 3, 6, 15, 15, 2, 3, 3, 4, 4, 2, 5, 5, 2, 3, 6, 6, 16, 16 ]
[ "nonn" ]
A181193
[ 1, 42, 3532, 352184, 36372976, 3777546912, 392658046912, 40820345224064, 4243729567634176, 441184342397471200, 45866192670977110000, 4.768319236090599e+21, 4.9572173475359555e+23 ]
[ "nonn" ]
A138835
[ 4, 64, 65536, 1073741824, 3.094850098213451e+26, 8.507059173023462e+37 ]
[ "nonn" ]
A381305
[ 1, 1, 0, -1, -4, 1, 32, 181, -192, -4919, -31616, 88571, 2089984, 13830545, -83841024, -1884928471, -11874992128, 142704083281, 3085703610368, 16806597846295, -397246640947200, -8257973126103359, -32717082633175040, 1686557057210338600, 33490001971564773000 ]
[ "sign" ]
A052461
[ 1, 177, 5111, 60962, 430729, 2158099, 8488095, 27903044, 79895265, 205033333, 481386807, 1049954918, 2152397897, 4185095383, 7774354687, 13878462600, 23923217921, 39978597945, 64985300791, 103041066666, 159757914953 ]
[ "nonn", "easy" ]
A005415
[ 1, 0, 1, 2, 15, 140, 1915, 33810, 734545, 18929960, 564216345, 19088149850, 722508543295, 30249199720740, 1387823333771875, 69238799231051450, 3731906171773805000, 216101966957781320000, 1.3379538319131198e+22, 8.819621250042621e+23 ]
[ "nonn", "nice" ]
A326394
[ 1, 1, 2, 2, 1, 3, 2, 2, 3, 2, 1, 5, 2, 2, 3, 3, 1, 5, 2, 3, 4, 2, 1, 6, 2, 2, 4, 4, 1, 6, 2, 3, 3, 2, 2, 8, 2, 2, 4, 4, 1, 6, 2, 3, 5, 2, 1, 8, 3, 3, 3, 4, 1, 7, 2, 4, 4, 2, 1, 9, 2, 2, 6, 4, 2, 6, 2, 3, 3, 4, 1, 10, 2, 2, 5, 4, 2, 6, 2, 5, 5, 2, 1, 10, 2, 2, 3, 4, 1, 10, 4 ]
[ "nonn" ]
A026734
[ 1, 3, 7, 16, 34, 74, 154, 330, 682, 1451, 2989, 6332, 13018, 27495, 56449, 118954, 243964, 513180, 1051612, 2208856, 4523344, 9489604, 19422124, 40704746, 83269990, 174366100, 356558320, 746073604, 1525104172, 3189119418 ]
[ "nonn" ]
A105022
[ 0, 0, 1, 2, 1, 2, 4, 4, 1, 2, 4, 8, 4, 8, 8, 8, 1, 2, 4, 8, 4, 8, 12, 16, 4, 8, 12, 16, 8, 16, 16, 16, 1, 2, 4, 8, 4, 8, 12, 16, 4, 8, 12, 24, 12, 24, 24, 32, 4, 8, 12, 16, 12, 24, 24, 32, 8, 16, 24, 32, 16, 32, 32, 32, 1, 2, 4, 8, 4, 8, 12, 16, 4, 8, 12, 24, 12, 24, 24, 32, 4, 8, 12, 24, 12, 24 ]
[ "easy", "nonn" ]
A083075
[ 1, 1, 1, 1, 3, 1, 1, 5, 13, 1, 1, 7, 33, 63, 1, 1, 9, 61, 229, 313, 1, 1, 11, 97, 547, 1601, 1563, 1, 1, 13, 141, 1065, 4921, 11205, 7813, 1, 1, 15, 193, 1831, 11713, 44287, 78433, 39063, 1, 1, 17, 253, 2893, 23801, 128841, 398581, 549029, 195313, 1, 1, 19, 321 ]
[ "easy", "nonn", "tabl" ]
A347032
[ 79, 241, 727, 2399, 14639, 19681, 28559, 371291, 707279, 823541, 1771559, 2825759, 3418799, 5764799, 7890479, 12117359, 24137567, 28398239, 28629149, 47458319, 104060399, 1073283119, 2565726407, 3262808639, 3373402559, 5887339439, 6103515623, 7370050799, 9354951839, 10779215327, 13841287199 ]
[ "nonn" ]
A086559
[ 0, 3, 7, 489, 21, 7, 3, 62991, 660121, 6, 21, 4, 21, 1, 17, 4502443050081, 9, 27, 9, 12, 39, 3, 3, 57, 8887056427569, 17, 20039676975717396000, 156, 23, 5, 291, 2.4000072000108e+26, 5, 33, 6, 8400000000000000000, 3, 9, 11 ]
[ "base", "nonn" ]
A099868
[ 3, 25, 122, 585, 2803, 13430, 64347, 308305, 1477178, 7077585, 33910747, 162476150, 778470003, 3729873865, 17870899322, 85624622745, 410252214403, 1965636449270, 9417930031947, 45124013710465, 216202138520378, 1035886678891425, 4963231255936747 ]
[ "easy", "nonn" ]
A232254
[ 7673, 1532151, 304291873, 60698037193, 12109668893083, 2416017612073105, 482023848904207040, 96169442828409950000, 1.918693839302986e+22, 3.8280205814163145e+24, 7.637352699482664e+26 ]
[ "nonn" ]
A115780
[ 2, 0, 4, 8, 14, 32, 60, 140, 212, 750, 1322, 2540, 6862, 13040, 27174, 57052, 117164, 248360, 555254 ]
[ "more", "nonn", "base" ]
A234689
[ 3196416, 5385236, 9134920, 19258400, 40731576, 104366624, 265716040, 789826592, 2311358136, 7703580416, 25101251080 ]
[ "nonn" ]
A232964
[ 1, 2, 4, 6, 10, 12, 14, 82, 93, 476, 712, 856, 935, 11104, 11706, 12234, 19500, 21490, 31864, 171252, 628863, 10189718, 12363588, 13976077, 22321041, 36642393, 47563206, 102352700, 869166585, 1197804361, 1400403575, 2199080290, 5225532140, 39957170689 ]
[ "nonn" ]
A135289
[ 1024, 5120, 11520, 15360, 13440, 8064, 3360, 960, 180, 20, 1 ]
[ "easy", "fini", "nonn", "full" ]
A016403
[ 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 1, -1, 0, 0, 0, 0, 0, 1, -1, 0, 0, 1, -1, 0, 0, 0, 0, 0, 1, -1, 0, 0, 1, -1, 0, 0, 0, 0, 0, 1, -1, 0, 0, 1, -1, 0, 0, 1, -1, 0, 1, -1, 0, 0 ]
[ "sign", "fini", "full" ]
A140175
[ 4621, 34361, 2881861, 63882851 ]
[ "base", "nonn" ]
A141869
[ 2, 59, 97, 173, 211, 401, 439, 743, 857, 971, 1009, 1123, 1237, 1427, 1579, 1693, 1997, 2111, 2339, 2377, 2719, 2833, 2909, 3023, 3061, 3137, 3251, 3517, 3593, 3631, 3821, 4049, 4201, 4391, 4657, 4733, 4999, 5113, 5189, 5227, 5303, 5417, 5531, 5569, 5683 ]
[ "nonn", "easy" ]
A126394
[ 1, 7, 29, 125, 543, 2363, 10287, 44787, 194995, 848979, 3696331, 16093291, 70067867, 305065387, 1328210699, 5782837835, 25177641963, 109619822123, 477268896747, 2077959947307, 9047137938475, 39389933855019 ]
[ "nonn", "base" ]
A189182
[ 0, 913, 47936, 10599449, 1339732352, 212852911361, 30863909708032, 4646631858824169, 689003645197185300, 102804050401764100000, 1.5300259132449602e+22, 2.2794867587223558e+24 ]
[ "nonn" ]
A061437
[ 5, 6, 13, 15, 31, 32, 34, 75, 77, 445, 2701, 15929, 40079, 40156, 251720, 251766, 251769, 251787, 10553437, 10553577, 10553645, 10553815, 179992919, 179993161, 179993169, 3140421756, 3140421774, 3140421782, 55762149085, 55762149089, 55762149101 ]
[ "nonn" ]
A084950
[ 1, 1, 2, 1, 6, 4, 24, 18, 1, 120, 96, 9, 720, 600, 72, 1, 5040, 4320, 600, 16, 40320, 35280, 5400, 200, 1, 362880, 322560, 52920, 2400, 25, 3628800, 3265920, 564480, 29400, 450, 1, 39916800, 36288000, 6531840, 376320, 7350, 36, 479001600, 439084800, 81648000, 5080320, 117600, 882, 1 ]
[ "tabf", "nonn", "easy" ]
A305829
[ 1, 1, 2, 3, 4, 2, 5, 3, 6, 4, 7, 6, 8, 5, 8, 9, 10, 6, 11, 12, 10, 7, 12, 6, 13, 8, 12, 15, 14, 8, 15, 9, 14, 10, 20, 18, 16, 11, 16, 12, 17, 10, 18, 21, 24, 12, 19, 18, 20, 13, 20, 24, 21, 12, 28, 15, 22, 14, 22, 24, 23, 15, 30, 27, 32, 14, 24, 30, 24, 20, 25 ]
[ "nonn", "mult" ]
A158917
[ 3719, 3917, 7193, 9173, 17393, 17939, 19793, 19973, 31799, 37199, 37991, 39371, 39791, 71399, 79319, 91397, 93971, 99173, 99317, 99713, 113797, 117193, 119773, 131797, 133379, 137993, 139397, 171937, 177319, 179173, 179939, 191137, 191173, 193337, 193799, 193937, 199337, 199739 ]
[ "nonn", "base" ]
A281009
[ 0, 0, 2, 0, 2, 0, 2, 0, 2, 2, 2, 0, 2, 2, 2, 0, 2, 2, 2, 0, 4, 2, 2, 0, 2, 2, 4, 0, 2, 2, 2, 0, 4, 2, 2, 2, 2, 2, 4, 0, 2, 2, 2, 2, 4, 2, 2, 0, 2, 2, 4, 2, 2, 2, 4, 0, 4, 2, 2, 2, 2, 2, 4, 0, 4, 2, 2, 2, 4, 2, 2, 0, 2, 2, 6, 2, 2, 4, 2, 0, 4, 2, 2, 2, 4, 2, 4, 0, 2, 4, 2, 2, 4, 2, 4, 0, 2, 2, 4, 2, 2, 4, 2, 0, 8 ]
[ "nonn" ]
A138132
[ 471, 3570, 28674, 28743, 13077233344 ]
[ "easy", "nonn", "less" ]
A214541
[ 2, 15, 38, 79, 152, 263, 418, 643, 942, 1329, 1832, 2463, 3234, 4185, 5326, 6677, 8280, 10153, 12314, 14817, 17678, 20923, 24608, 28757, 33394, 38587, 44358, 50739, 57800, 65571, 74082, 83415, 93598, 104669, 116712, 129763, 143858, 159093, 175502 ]
[ "nonn" ]
A286647
[ 1, 1, 0, 11, 10000, 111, 1100000, 1111, 1000000, 1000011111, 0, 100100111111, 10100000000, 10000001111111, 0, 1111110011111111, 10000000000, 110010000111111100, 1000000000000000, 11000011001111112000, 110001000000000000, 1000011111111111 ]
[ "nonn", "easy" ]
A348184
[ 4, 1, 9, 243, 3189375, 3176523, 10598252544 ]
[ "nonn", "more", "hard" ]
A386365
[ 1, 1, 8, 118, 2536, 71600, 2504320, 104482000, 5063797760, 279579704320, 17322126976000, 1190107376057600, 89795437443712000, 7381088691027251000, 656522501105485300000, 6.282554126968607e+22, 6.436003096247593e+24, 7.027514311343953e+26 ]
[ "nonn" ]