id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A309594
[ 13, 37, 277, 613, 12157, 14557, 23053, 55213, 81013, 203317, 331333, 393853, 824773, 867253, 1008037, 2038573, 3026053, 3322213, 5198197, 5497237, 5793517, 5984053, 9107173, 17246413, 20850757, 20871853, 21327997, 25363573, 25678573, 27258613, 29134597, ...
[ "nonn" ]
A217289
[ 1, 4, 7, 16, 36, 79, 106, 222, 456, 460, 650, 1046, 1090, 2110, 2205, 2302, 3455, 4946, 6072, 6671, 10388, 12000, 12174, 24772, 26790, 29490, 36862, 39767, 72361, 79240, 86810, 87580, 135014, 172256, 210917, 223312, 293452, 538746, 550786, ...
[ "nonn" ]
A340508
[ 12, 132, 876, 4416, 18624, 69060, 232044, 720648, 2097612, 5781120, 15203904, 38387556, 93503052, 220586244, 505673280, 1129518564, 2464116480, 5260683840, 11010018840, 22623235620, 45700246668, 90863466372, 178000194348, 343888491684, 655760533632, 1235186054724 ]
[ "nonn" ]
A090738
[ 8, 12, 18, 20, 28, 40, 48, 82, 88, 92, 96, 98, 112, 128, 132, 140, 142, 218, 232, 238, 240, 246, 252, 272, 286, 288, 330, 332, 346, 356, 360, 376, 380, 450, 458, 460, 462, 466, 488, 500, 518, 532, 538, 550, 588, 590, 596, ...
[ "nonn", "base" ]
A125455
[ 1, 20, 268, 3116, 41308, 559340, 7702750, 106934246, 1491033780, 20837241344, 291544100378, 4081622919042, 57160810856050, 800635091767934, 11215210012054526, 157108281806511330, 2200900956018966800 ]
[ "nonn", "base" ]
A286905
[ 1, 2, 5, 6, 9, 10, 11, 14, 15, 18, 19, 20, 23, 24, 27, 28, 31, 32, 33, 36, 37, 40, 41, 42, 45, 46, 49, 50, 53, 54, 55, 58, 59, 62, 63, 64, 67, 68, 71, 72, 73, 76, 77, 80, 81, 84, 85, 86, 89, 90, 93, 94, 95, 98,...
[ "nonn", "easy" ]
A213086
[ 1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 5, 6, 4, 1, 1, 7, 14, 10, 5, 1, 1, 11, 25, 30, 15, 6, 1, 1, 15, 53, 65, 55, 21, 7, 1, 1, 22, 89, 173, 140, 91, 28, 8, 1, 1, 30, 167, 343, 448, 266, 140, 36, 9, 1, 1, 42, ...
[ "nonn", "tabl" ]
A188420
[ 1, 6, 150, 11712, 2181522, 793369090, 498407294632, 497114063711190 ]
[ "nonn" ]
A197812
[ 9, 2, 9, 7, 3, 4, 4, 3, 0, 3, 6, 1, 8, 1, 2, 5, 0, 9, 6, 8, 8, 7, 0, 0, 4, 9, 4, 6, 9, 7, 6, 1, 0, 8, 8, 2, 4, 0, 3, 8, 8, 6, 8, 5, 5, 8, 6, 8, 9, 7, 7, 2, 0, 1, 7, 7, 2, 5, 3, 4, 9, 1, 4, 3...
[ "nonn", "cons" ]
A025101
[ 2, 3, 11, 18, 44, 71, 155, 251, 497, 804, 1532, 2479, 4453, 7205, 12593, 20376, 34660, 56081, 94053, 152181, 252991, 409348, 674026, 1090597, 1787193, 2891739, 4719399, 7636148 ]
[ "nonn" ]
A054082
[ 2, 1, 4, 3, 7, 5, 9, 6, 12, 8, 15, 10, 17, 11, 20, 13, 22, 14, 25, 16, 28, 18, 30, 19, 33, 21, 36, 23, 38, 24, 41, 26, 43, 27, 46, 29, 49, 31, 51, 32, 54, 34, 56, 35, 59, 37, 62, 39, 64, 40, 67, 42, 70, 44, 7...
[ "nonn", "eigen" ]
A271341
[ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 4, 5, 6, 10, 19, 35, 60, 156, 284, 499, 930, 1836, 7116, 21586, 52869, 115344, 356076, 972840, 3350009, 11844969, 37689894, 215136930, 785604755, 2444023816, 7985904285, 36968693334, 230985863335, 14298...
[ "nonn" ]
A250693
[ 520, 2920, 13906, 60508, 249512, 995624, 3894542, 15061244, 57914756, 222291368, 853854042, 3287692860, 12701872800, 49262782920, 191821043814, 749801489244, 2941369935292, 11575782602248, 45685412767666, 180742482085084 ]
[ "nonn" ]
A261494
[ 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 3, 4, 1, 1, 1, 4, 10, 10, 1, 1, 1, 5, 19, 43, 26, 1, 1, 1, 6, 31, 116, 201, 80, 1, 1, 1, 7, 46, 245, 776, 1038, 246, 1, 1, 1, 8, 64, 446, 2126, 5620, 5538, 810, 1, 1, 1...
[ "nonn", "tabl" ]
A041643
[ 1, 2, 7, 9, 16, 25, 41, 353, 394, 747, 1141, 1888, 6805, 15498, 564733, 1144964, 3999625, 5144589, 9144214, 14288803, 23433017, 201752939, 225185956, 426938895, 652124851, 1079063746, 3889316089, 8857695924, 322766369353, 654390434630 ]
[ "nonn", "frac", "easy" ]
A293258
[ 9, 2, 1, 8, 9, 3, 8, 3, 5, 2, 9, 6, 9, 3, 1, 8, 5, 9, 1, 9, 4, 6, 7, 0, 3, 0, 2, 7, 9, 9, 8, 0, 7, 1, 8, 6, 7, 3, 2, 2, 0, 5, 4, 7, 8, 7, 3, 8, 8, 6, 2, 6, 7, 4, 9, 7, 6, 2, 3, 0, 6, 6, 0, 3...
[ "nonn", "cons" ]
A012323
[ 0, 1, 2, 2, -16, -160, -880, -824, 51648, 800960, 6435328, -2043776, -1126578176, -22272551808, -223518587136, 765475969792, 87232814768128, 2039252913397760, 22937720650260480, -211391911253512200 ]
[ "sign" ]
A108823
[ 263, 2663, 8669, 266663, 666667, 2666663, 26666663, 66666667, 666666667, 66666666667, 266666666663, 866666666666666600, 66666666666666660000, 86666666666666670000, 2.6666666666666665e+21, 6.666666666666666e+22 ]
[ "easy", "nonn", "base" ]
A186393
[ 1559, 2683, 4133, 10048, 11400, 12727, 12800, 13572, 14223, 14443, 14514, 14680, 14913, 15536, 15619, 16538, 16557, 17334, 19043, 20452, 20465, 20522, 21162, 21663, 22440, 22832, 23055, 23144, 23214, 23460, 24833, 25139, 25278, 25980, 26207, 2625...
[ "nonn" ]
A238321
[ 292, 50232, 4245918, 261676376, 17315827838, 1266938409578, 93481623913793, 6747651769489946, 483084194221969200, 34692892698038230000, 2.4986140255482287e+21, 1.7995739134672724e+23 ]
[ "nonn" ]
A302107
[ 1, 1, 1, 1, 7, 211, 8411, 412301, 24894581, 1832290133, 162840289853, 17318483860823, 2184687906940713, 323935018037153700, 55939700211256254000, 1.114944024934724e+22, 2.5429018270272804e+24, 6.584111183859973e+26, 1.921352315635207e+29, 6.27782020740387e+31, 2.2831139565407...
[ "nonn" ]
A054303
[ 12, 26, 36, 42, 45, 48, 54, 57, 60, 62, 64, 68, 72, 79, 88, 94, 99, 101, 118, 134, 136, 148, 169, 176, 179, 191, 198, 201, 210, 216, 219, 233, 238, 269, 281, 289, 298, 304, 344, 347, 352, 353, 359, 366, 373, 379, 387, 400,...
[ "nonn", "base" ]
A212689
[ 0, 0, 0, 6, 20, 58, 124, 244, 424, 700, 1080, 1610, 2300, 3206, 4340, 5768, 7504, 9624, 12144, 15150, 18660, 22770, 27500, 32956, 39160, 46228, 54184, 63154, 73164, 84350, 96740, 110480, 125600, 142256, 160480, 180438, 202164, 225834 ]
[ "nonn", "easy" ]
A019048
[ 2, 6, 25, 94, 444, 2265, 12105, 66539, 383450, 2244131, 13201722, 78113002, 466213178, 2807354677, 17043789666 ]
[ "nonn", "more" ]
A086684
[ 1, 0, 0, 20, 0, 712, 0, 40312, 362844, 3628678, 0, 479001590, 0, 87178286158, 1307674367874, 20922789887984, 0, 6402373705727962, 0, 2432902008176640000, 51090942171709430000, 1.1240007277775677e+21, 0, 6.204484017332394e+23 ]
[ "nonn" ]
A162585
[ 1, 2, 8, 20, 114, 288, 1156, 3256, 23464, 59716, 243212, 699216, 3659988, 10265800, 42353168, 128163440, 1127515970, 2858004752, 11768578868, 34294832344, 180335471424, 513911386232, 2137413847256, 6572758142016, 41948816796852 ]
[ "nonn" ]
A323309
[ 1, 2, 3, 6, 5, 6, 7, 10, 12, 10, 11, 18, 13, 14, 15, 18, 17, 24, 19, 30, 21, 22, 23, 30, 30, 26, 30, 42, 29, 30, 31, 34, 33, 34, 35, 72, 37, 38, 39, 50, 41, 42, 43, 66, 60, 46, 47, 54, 56, 60, 51, 78, 53, 60, ...
[ "nonn", "mult" ]
A183900
[ 3, 24, 130, 364, 771, 1386, 2281, 3534, 5236, 7492, 10422, 14162, 18865, 24702, 31863, 40558, 51018, 63496, 78268, 95634, 115919, 139474, 166677, 197934, 233680, 274380, 320530, 372658, 431325, 497126, 570691, 652686, 743814, 844816, 956472, 1079...
[ "nonn" ]
A163442
[ 181, 1103, 40471, 143329, 212419, 266261, 468493, 14586401, 20948491, 48894061, 53298877, 86546399, 136061111, 150851969, 189448891, 227353303, 249650309, 256855171, 328033129, 361451309, 507533053, 710528249, 815653171, 1172016731 ]
[ "nonn" ]
A306192
[ 0, 5, 14, 33, 52, 85, 114, 161, 232, 279, 370, 451, 516, 611, 742, 885, 976, 1139, 1278, 1387, 1580, 1743, 1958, 2231, 2424, 2575, 2782, 2943, 3164, 3683, 3930, 4247, 4448, 4917, 5134, 5495, 5868, 6179, 6574, 6981, 7240, 7831, 8106,...
[ "nonn", "easy" ]
A043866
[ 17476, 17478, 17479, 17480, 17481, 17483, 17484, 17485, 17486, 17505, 17506, 17507, 17508, 17510, 17511, 17516, 17517, 17518, 17521, 17522, 17523, 17524, 17526, 17527, 17528, 17529, 17531, 17540, 17542, 17543 ]
[ "nonn", "base" ]
A136817
[ 0, 1, 2, 5, 10, 11, 12, 15, 20, 21, 45, 50, 100, 101, 102, 105, 110, 112, 120, 145, 150, 155, 200, 201, 205, 210, 211, 450, 500, 501, 502, 505, 1000, 1001, 1002, 1005, 1010, 1011, 1012, 1020, 1021, 1050, 1100, 1101, 1102, 1105...
[ "base", "nonn" ]
A060343
[ 13, 17, 23, 29, 29, 37, 37, 41, 47, 53, 53, 59, 61, 67, 71, 73, 79, 83, 89, 89, 97, 97, 101, 107, 109, 113, 127, 127, 127, 131, 137, 137, 149, 149, 149, 157, 157, 163, 167, 173, 173, 179, 181, 191, 191, 193, 197, 211, 21...
[ "nonn" ]
A338891
[ 1, 21, 165, 1274, 9435, 69720, 515230, 3807265, 28132035, 207869515, 1535959665, 11349295155, 83860579775 ]
[ "nonn", "more" ]
A341124
[ 1, 1, 2, 3, 5, 6, 10, 12, 17, 20, 27, 31, 41, 45, 56, 63, 77, 83, 101, 108, 128, 136, 160, 168, 196, 204, 236, 245, 281, 288, 331, 340, 387, 395, 450, 457, 519, 525, 594, 598, 677, 678, 763, 764, 855, 851, 957, 949, 1062...
[ "nonn" ]
A145192
[ 141, 421, 479, 596, 629, 746, 801, 804, 904, 966, 981, 1016, 1042, 1051, 1119, 1121, 1142, 1146, 1154, 1261, 1289, 1296, 1324, 1329, 1384, 1399, 1406, 1454, 1471, 1493, 1499, 1560, 1576, 1597, 1637, 1646 ]
[ "nonn" ]
A160144
[ 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 3, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 9, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101, 103, 15, 107...
[ "easy", "frac", "nonn" ]
A204189
[ 43142746595714190, 48425980631694090, 53709214667673990, 58992448703653890, 64275682739633790, 69558916775613690, 74842150811593580, 80125384847573490, 85408618883553390, 90691852919533300, 95975086955513180, 101258320991493090, 106541555027473000, 111824789063452900, 117108023099432780,...
[ "nonn", "fini", "full", "easy" ]
A290345
[ 1, 1, 1, 18, 9, 900, 450, 11025, 11025, 793800, 396900, 48024900, 12006225, 8116208100 ]
[ "nonn", "more", "frac" ]
A067511
[ 7, 2401, 117649, 40353607, 1977326743, 9.387480337647754e+21, 6.571236236353428e+22, 4.5998653654474e+23, 1.5286700631942576e+37, 5.243338316756304e+39, 1.2589255298531884e+43 ]
[ "base", "easy", "nonn" ]
A050892
[ 4, 5, 8, 14, 16, 17, 20, 26, 28, 34, 40, 44, 53, 58, 74, 80, 86, 94, 128, 130, 140, 149, 178, 365, 448, 878, 920, 1217, 2417, 3400, 3725, 3934, 4454, 5276, 7360, 9544, 11860, 16270, 32038, 37468, 116537, 117358, 119006, 147838, ...
[ "hard", "nonn" ]
A216251
[ 0, 9, 0, 3, 6, 0, 0, 0, 0, 0, 0, 6, 3, 4, 5, 5, 2, 5, 8, 0, 0, 0, 0, 1, 2, 4, 5, 7, 8, 0, 0, 0, 0, 0, 1, 7, 3, 5, 5, 3, 7, 1, 9, 3, 6, 3, 6, 0, 1, 3, 7, 6, 3, 1, 6, 9, 9, 1, 7, 5, 7, 5, 2, 7...
[ "easy", "base", "nonn" ]
A031682
[ 20173, 55721, 108949, 110273, 179857, 182410, 268445, 374713, 498661, 500074, 643493, 645098, 651538, 803177, 810361, 976585, 1171253, 1177754, 1192993, 1388309, 1395386, 1397749, 1409594, 1644253, 1861337, 1877741, 1883225 ]
[ "nonn" ]
A056824
[ 8, 27, 32, 125, 128, 243, 343, 512, 1331, 2048, 2187, 2197, 3125, 4913, 6859, 8192, 12167, 16807, 19683, 24389, 29791, 32768, 50653, 68921, 78125, 79507, 103823, 131072, 148877, 161051, 177147, 205379, 226981, 300763, 357911, 371293, 389017 ]
[ "nonn" ]
A015953
[ 1, 7, 49, 203, 343, 1379, 1421, 2401, 5887, 9653, 9947, 11977, 16807, 39991, 41209, 67571, 69629, 83839, 117649, 170723, 271663, 279937, 288463, 347333, 472997, 487403, 586873, 706643, 823543, 1159739, 1195061, 1901641, 1959559, 2019241, 2359469, ...
[ "nonn" ]
A302886
[ 1, 72, 197, 2278, 20937, 206332, 2059835, 20622709, 206851726, 2074817480, 20813801262, 208805076675, 2094773339318, 21015309692682, 210831414476338, 2115120771478292, 21219498913842320, 212880128570856740 ]
[ "nonn" ]
A359934
[ 84, 1524, 15436, 81980, 318740, 1024312 ]
[ "nonn", "more" ]
A139400
[ 1, 780, 380160, 170537640, 74795194705, 32565539635200, 14143261515284448, 6136973985625589000, 2.662079368040435e+21, 1.154617875754583e+24, 5.007694375679563e+26, 2.171855795354901e+29 ]
[ "easy", "nonn" ]
A339618
[ 3, 7, 9, 10, 13, 19, 21, 22, 25, 28, 29, 30, 34, 37, 39, 43, 46, 49, 52, 53, 55, 57, 61, 62, 63, 66, 70, 71, 75, 76, 79, 82, 84, 85, 87, 88, 89, 91, 94, 100, 101, 102, 107, 111, 113, 115, 116, 117, 118, 121, 129, 1...
[ "nonn" ]
A048124
[ 8, 9, 21, 25, 30, 32, 35, 36, 42, 50, 57, 60, 64, 72, 81, 85, 86, 93, 102, 111, 115, 121, 122, 138, 145, 146, 159, 164, 174, 182, 187, 194, 215, 219, 235, 236, 237, 253, 258, 260, 265, 266, 282, 284, 287, 289, 302, 303, ...
[ "nonn" ]
A260375
[ 0, 1, 2, 4, 5, 6, 7, 8, 10, 11, 14, 15, 16 ]
[ "nonn", "more" ]
A065098
[ 239, 1839, 24627 ]
[ "nonn", "bref" ]
A063103
[ 3, 8, 2667, 3937, 57337, 172011, 253921, 677207307, 1073602561, 732959441001382500, 750688035198864000, 1000923107604038500, 1108158528150704000, 1.967511760384819e+26, 2.230762478049117e+26, 2.623023776560709e+26, 2.6233640248844153e+26 ]
[ "nonn" ]
A133708
[ 0, 0, 1, 69, 1694, 22932, 208152, 1413720, 7697052, 35194302, 139687119, 493127635, 1577331756, 4637757488, 12679063488, 32529562560, 78917794128, 182184724908, 402332471541, 853769650041, 1747606106554, 3462012537060, 6656436729800, 12452933493000 ]
[ "nonn" ]
A070732
[ 1, 3, 12, 12, 30, 36, 56, 48, 108, 90, 132, 144, 182, 168, 360, 192, 306, 324, 380, 360, 672, 396, 552, 576, 750, 546, 972, 672, 870, 1080, 992, 768, 1584, 918, 1680, 1296, 1406, 1140, 2184, 1440, 1722, 2016, 1892, 1584, 3240, ...
[ "nonn", "mult", "easy" ]
A341278
[ 67, 173, 25, 30, 42, 56, 72, 90, 110, 132, 156, 182, 209, 239, 271, 305, 341, 379, 419, 461, 505, 551, 599, 649, 701, 755, 810, 860, 928, 990, 1054, 1120, 1188, 1258, 1330, 1404, 1480, 1558, 1638, 1720, 1804, 1890, 1978, 2067, 2...
[ "nonn" ]
A351359
[ 0, 1, 2, 3, 5, 9, 15, 28, 50, 93, 169, 321, 591, 1118, 2098, 3973, 7501, 14273, 27103, 51722, 98710, 188935, 361937, 694911, 1335471, 2570966, 4954794, 9562165, 18473141, 35730493, 69176559, 134067508, 260062338, 504918961, 981117305, 1907954345 ...
[ "nonn" ]
A094482
[ 2, 139, 18773, 124097929967680580 ]
[ "nonn" ]
A232776
[ 118, 1176, 9607, 71172, 474271, 2888324, 16411386, 87759236, 445218879, 2163198554, 10117422745, 45757881000, 201068414833, 861138559305, 3604319480707, 14783116721340, 59536205151486 ]
[ "nonn" ]
A146108
[ 1, 1, 2, 5, 15, 16, 5, 13, 0, 15, 1, 6, 13, 1, 16, 5, 5, 0, 13, 5, 10, 15, 15, 10, 15, 13, 10, 1, 5, 2, 15, 13, 14, 13, 15, 12, 1, 15, 10, 1, 1, 2, 5, 15, 16, 5, 13, 0, 15, 1, 6, 13, 1, 16, 5, 5, 0, 13,...
[ "nonn" ]
A073155
[ 1, 1, 4, 14, 56, 237, 1046, 4762, 22198, 105430, 508384, 2482297, 12248416, 60980875, 305955356, 1545397464, 7852100294, 40105277640, 205798130604, 1060467961508, 5485199090812, 28469067353686, 148220323891460 ]
[ "easy", "nonn" ]
A068799
[ 2, 4, 6, 8, 16, 26, 36, 72, 106, 114, 138, 412, 546, 800, 1966, 2616, 5162, 6410, 8236, 27062, 29784, 177104, 278256, 342486, 556126, 664364, 1388708, 6833546, 8622762, 9734048 ]
[ "easy", "nonn" ]
A236676
[ 2, 6, 8, 7, 10, 13, 14, 19, 23, 29, 20, 37, 22, 43, 47, 53, 27, 61, 30, 71, 73, 79, 35, 89, 97, 101, 103, 107, 44, 113, 46, 131, 137, 139, 149, 151, 54, 163, 167, 173, 58, 181, 62, 193, 197, 199, 66, 223, 227, 229, 2...
[ "nonn" ]
A248991
[ 2, 53, 204, 585, 2494, 8873, 20128, 41419, 70770, 133223, 222176, 361717, 538634, 788117, 1143690, 1636069, 2229208, 2986485, 3852114, 5061161, 6453778, 8167835, 10095656, 12387261, 15118434, 18394433, 21989412, 26180385, 30730830, 36337853 ]
[ "nonn" ]
A378826
[ 2, 1, 0, 1, 5, 9, 3, 8, 9, 3, 2, 9, 6, 2, 9, 9, 7, 5, 7, 3, 0, 9, 5, 1, 7, 2, 8, 6, 3, 7, 5, 5, 4, 6, 6, 8, 7, 9, 7, 1, 2, 7, 6, 3, 4, 5, 2, 1, 6, 1, 5, 3, 5, 5, 0, 6, 6, 8, 0, 7, 8, 6, 3, 3...
[ "nonn", "cons", "easy" ]
A226660
[ 1, 5, 7, 5, 11, 17, 13, 97, 59, 19, 55, 233, 11, 73, 25, 29, 47, 215, 41, 103, 145, 31, 13, 119, 131, 5, 47, 53, 67, 17, 337, 125, 115, 485, 133, 127, 49, 119, 191, 293, 133, 23, 79, 103, 191, 167, 91, 409, 329, 217, ...
[ "nonn" ]
A231128
[ 44, 808, 16812, 336004, 6794904, 137063228, 2766762720, 55844298404, 1127200291672, 22752159616932, 459245479460980, 9269732838699552, 187106806814395170, 3776695456768760000, 76231479318266200000 ]
[ "nonn" ]
A238950
[ 0, 1, 1, 1, 1, 2, 1, 2, 1, 2, 1, 4, 1, 2, 2, 2, 1, 4, 1, 4, 2, 2, 1, 5, 1, 2, 2, 4, 1, 6, 1, 3, 2, 2, 2, 6, 1, 2, 2, 5, 1, 6, 1, 4, 4, 2, 1, 7, 1, 4, 2, 4, 1, 5, 2, 5, 2, 2, 1, 10, 1, 2, 4, ...
[ "nonn" ]
A312178
[ 1, 4, 8, 13, 19, 23, 28, 35, 35, 43, 48, 53, 59, 66, 67, 75, 76, 83, 85, 95, 100, 103, 108, 115, 110, 125, 125, 132, 143, 144, 144, 156, 148, 162, 165, 173, 182, 185, 184, 194, 186, 202, 202, 214, 223, 223, 225, 234, 221...
[ "nonn" ]
A139043
[ 37, 3989, 424372, 44268603, 4545653462, 462450097976, 46796680005643, 4720790259612723, 475260488407745500, 47779177572418270000, 4.798532922306255e+21, 4.815644114479493e+23, 4.830075355662722e+25, 4.842410739289313e+27, 4.853076014830925e+29 ]
[ "nonn" ]
A187397
[ 0, 0, 0, 0, 10, 16, 22, 36, 54, 66, 92, 122, 156, 196, 240, 288, 366, 426, 490, 590, 698, 780, 904, 1036, 1176, 1326, 1484, 1650, 1874, 2060, 2254, 2512, 2782, 3006, 3300, 3606, 3924, 4256, 4600, 4956, 5398, 5782, 6178, 6666, 71...
[ "nonn", "easy" ]
A094585
[ 1, 2, 3, 3, 5, 6, 5, 8, 10, 11, 8, 13, 16, 18, 19, 13, 21, 26, 29, 31, 32, 21, 34, 42, 47, 50, 52, 53, 34, 55, 68, 76, 81, 84, 86, 87, 55, 89, 110, 123, 131, 136, 139, 141, 142, 89, 144, 178, 199, 212, 220, 225, ...
[ "nonn", "tabl" ]
A292804
[ 1, 1, 0, 1, 1, 0, 1, 2, 1, 0, 1, 3, 5, 2, 0, 1, 4, 12, 16, 2, 0, 1, 5, 22, 55, 42, 3, 0, 1, 6, 35, 132, 225, 116, 4, 0, 1, 7, 51, 260, 729, 927, 310, 5, 0, 1, 8, 70, 452, 1805, 4000, 3729, 816, 6, 0, 1, 9...
[ "nonn", "tabl" ]
A338702
[ 1, 2, 3, 6, 5, 10, 7, 14, 16, 18, 11, 22, 13, 26, 21, 30, 17, 34, 19, 38, 25, 42, 23, 46, 48, 50, 39, 54, 29, 58, 31, 62, 64, 66, 51, 70, 37, 74, 57, 78, 41, 82, 43, 86, 55, 90, 47, 94, 96, 98, 75, 102, 53, 106...
[ "nonn" ]
A259457
[ 3, 66, 1050, 15300, 220500, 3245760, 49533120, 789264000, 13172544000, 230519520000, 4229703878400, 81315551116800, 1636227552960000, 34417989365760000, 755835784704000000, 17305616126582784000, 412559358036553760000, 1.022731181687255e+22, 2.6330994321744753e+23, 7.03202955315...
[ "nonn" ]
A292512
[ 2, 4, 6, 8, 10, 12, 14, 16, 18, 221, 341, 24, 109, 218, 30, 1171, 173, 36, 406, 80, 84, 88, 851, 96, 163, 104, 54, 218, 346, 120, 628, 1171, 231, 173, 181, 72, 197, 406, 213, 538, 260, 237, 1003, 1705, 90, 184, 719, 1041, ...
[ "nonn", "base" ]
A158794
[ 212, 364, 420, 428 ]
[ "bref", "fini", "full", "nonn" ]
A237771
[ 81, 1456, 44224, 2255544, 331842772, 117723591636, 102404775087552, 203849177456550620, 1.0042531319392148e+21, 1.1987401934837625e+25, 3.463939102127935e+29 ]
[ "nonn" ]
A242685
[ 1, 0, 2, 0, 5, 0, 10, 0, 20, 0, 36, 0, 65, 0, 110, 0, 176, 1, 282, 4, 436, 11, 663, 26, 987, 57, 1452, 114, 2093, 218, 2994, 400, 4210, 707, 5917, 1204, 8171, 1995, 11264, 3222, 15331, 5096, 20843, 7891, 28029, 12021, 37663,...
[ "nonn" ]
A312666
[ 1, 4, 8, 14, 20, 24, 30, 34, 36, 42, 44, 52, 58, 64, 68, 74, 78, 74, 86, 82, 96, 102, 108, 112, 118, 122, 112, 130, 120, 140, 146, 152, 156, 162, 166, 150, 174, 158, 184, 190, 196, 200, 206, 210, 188, 218, 196, 228, 234,...
[ "nonn" ]
A366390
[ 1, -2, -3, 0, -5, 6, -7, 0, 0, 10, -26, 0, -22, 14, 15, 0, -17, 0, -25, 0, 21, 91, -29, 0, 6, 77, 0, 0, -23, -30, -31, 0, 123, 34, -28, 0, -82, 50, 75, 0, -74, -42, -106, -156, 0, 58, -122, 0, -21, -12, 51, -132, ...
[ "sign" ]
A347683
[ 0, 1, 0, 1, 5, 0, 1, 0, 7, 0, 1, 9, 11, 9, 0, 1, 0, 0, 0, 11, 0, 1, 13, 13, 15, 29, 13, 0, 1, 0, 17, 0, 31, 0, 15, 0, 1, 17, 0, 17, 19, 0, 55, 17, 0, 1, 0, 19, 0, 0, 0, 41, 0, 19, 0, 1, 21, 23, 23, ...
[ "nonn", "tabl" ]
A129364
[ 1, 2, 6, 96, 480, 207360, 1451520, 2972712960, 722369249280, 5778953994240000, 63568493936640000, 9.111096278347395e+24, 1.1844425161851613e+26, 1.0400352846118665e+31 ]
[ "nonn", "easy" ]
A083924
[ 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 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...
[ "nonn" ]
A181146
[ 1, 4, 27, 236, 2380, 26216, 306495, 3740572, 47159772, 609924536, 8051939324, 108110654120, 1472276038688, 20292738170064, 282614171731527, 3971576995998588, 56256063139701920, 802448704561822600 ]
[ "nonn" ]
A022185
[ 1, 1, 1, 1, 22, 1, 1, 463, 463, 1, 1, 9724, 204646, 9724, 1, 1, 204205, 90258610, 90258610, 204205, 1, 1, 4288306, 39804251215, 835975245820, 39804251215, 4288306, 1, 1, 90054427, 17553679074121, 7742006555790235 ]
[ "nonn", "tabl" ]
A015288
[ 1, 61, 5551, 433771, 35569222, 2869444942, 232740363922, 18843459775162, 1526550040078063, 123644349019377040, 10015359787639069000, 811239619864365100000, 6.5710531328480656e+22 ]
[ "nonn", "easy" ]
A284966
[ 2, 1, 0, 2, 1, 0, 0, 3, 1, 0, 0, 2, 4, 1, 0, 0, 0, 5, 5, 1, 0, 0, 0, 2, 9, 6, 1, 0, 0, 0, 0, 7, 14, 7, 1, 0, 0, 0, 0, 2, 16, 20, 8, 1, 0, 0, 0, 0, 0, 9, 30, 27, 9, 1, 0, 0, 0, 0, 0, 2, 25, 50, ...
[ "nonn", "easy", "tabl" ]
A366348
[ 0, 1, 3, 2, 9, 10, 27, 4, 6, 28, 81, 11, 243, 82, 30, 5, 729, 19, 2187, 29, 84, 244, 6561, 31, 18, 730, 12, 83, 19683, 91, 59049, 7, 246, 2188, 90, 20, 177147, 6562, 732, 85, 531441, 253, 1594323, 245, 33, 19684, 4782969, ...
[ "nonn", "base" ]
A375937
[ 1, 5, 13, 17, 21, 29, 33, 37, 45, 49, 53, 61, 65, 69, 77, 81, 85, 93, 101, 113, 117, 133, 141, 149, 157, 173, 177, 181, 197, 205, 209, 213, 229, 237, 241, 245, 261, 269, 273, 277, 289, 301, 305, 309, 317, 321, 325, 341, ...
[ "nonn" ]
A120496
[ 0, 1, 1, 2, 3, 5, 8, 0, 126, 15124, 228599471, 52257714939029890, 2.7308687706489076e+33, 7.457644242505474e+66 ]
[ "nonn", "uned" ]
A154450
[ 0, 1, 2, 3, 5, 4, 6, 7, 8, 12, 13, 11, 9, 10, 15, 14, 16, 17, 18, 19, 20, 21, 22, 31, 32, 34, 35, 36, 30, 33, 28, 24, 23, 29, 25, 26, 27, 40, 41, 39, 37, 38, 43, 42, 44, 45, 46, 47, 48, 49, 50, 52, 51, 53, 54...
[ "nonn" ]
A065329
[ 1, 0, 2, 0, 1, 8, 0, 0, 8, 80, 0, 0, 4, 144, 4160, 0, 0, 1, 168, 13888, 5632640, 0, 0, 0, 138, 31776, 36109952, 5163215782400, 0, 0, 0, 80, 54792, 158572864, 64827181969920, 2.1692361890508387e+24, 0, 0, 0, 32, 74624, 531441232, 552...
[ "nonn", "tabl" ]
A027367
[ 1, 4, 9, 17, 28, 45, 66, 91, 119, 148, 186, 226, 265, 314, 361, 408, 469, 535, 602, 668, 736, 809, 892, 982, 1060, 1145, 1239, 1335, 1449, 1556, 1659, 1769, 1882, 2009, 2131, 2253, 2378, 2512, 2663, 2800, 2946, 3097, 3245, 3413, ...
[ "nonn" ]
A316111
[ 35, 35, 77, 77, 143, 55, 55, 77, 119, 119, 35, 55, 187, 143, 77, 35, 35, 77, 143, 247, 95, 35, 77, 77, 77, 55, 55, 143, 77, 77, 35, 35, 247, 143, 143, 35, 35, 77, 77, 143, 55, 95, 119, 119, 77, 35, 55, 143, 143, 77, ...
[ "nonn" ]
A178380
[ 2, 3, 2, 5, 1, 7, 2, 3, 1, 11, 1, 13, 1, 1, 2, 17, 1, 19, 1, 1, 2, 23, 1, 5, 1, 3, 1, 29, 1, 31, 2, 1, 1, 1, 1, 37, 1, 1, 1, 41, 1, 43, 2, 1, 2, 47, 1, 7, 2, 1, 1, 53, 1, 1, 1, 1, 2, 59, 1, 61, 1,...
[ "nonn" ]
A147421
[ 1, 1, 1, 1, 25, 149, 649, 7345, 81717, 923853, 27725125, 920411959, 33783967463 ]
[ "nonn" ]
A213326
[ 0, 1, 7, 61, 671, 9031, 144495, 2685817, 56953279, 1357947691, 35979939623, 1049152023349, 33395827252815, 1152480295105231, 42864668012537310, 1709501546902968800, 72778339220927380000, 3.2944752980461056e+21, 1.5801664970208877e+23 ]
[ "nonn", "easy" ]
A227012
[ 1, 4, 16, 43, 91, 166, 275, 422, 614, 857, 1158, 1521, 1953, 2460, 3049, 3724, 4492, 5359, 6332, 7415, 8615, 9938, 11391, 12978, 14706, 16581, 18610, 20797, 23149, 25672, 28373, 31256, 34328, 37595, 41064, 44739, 48627, 52734, 57067, 6163...
[ "nonn", "easy" ]
A332210
[ 2, 3, 7, 5, 13, 19, 23, 29, 31, 37, 11, 43, 47, 53, 61, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 131, 137, 139, 149, 17, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, ...
[ "nonn" ]