id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A147585
[ 1, 5, 60, 1140, 29640, 978120, 39124800, 1838865600, 99298742400, 6057223286400, 411891183475200, 30891838760640000, 2533130778372480000, 225448639275150700000, 2.164306937041447e+22, 2.2292361451526902e+24, 2.4521597596679592e+26, 2.8690269188115123e+28 ]
[ "nonn" ]
A139857
[ 23, 47, 167, 263, 383, 503, 647, 743, 863, 887, 983, 1103, 1223, 1367, 1487, 1583, 1607, 1823, 1847, 2063, 2087, 2207, 2423, 2447, 2543, 2663, 2687, 2903, 2927, 3023, 3167, 3407, 3527, 3623, 3767, 3863, 4007, 4127, 4463, 4583, 4703, 4943 ]
[ "nonn", "easy" ]
A375848
[ 0, 3, 3, 3, 5, 3, 3, 3, 6, 3, 3, 5, 3, 3, 3, 3, 3, 3, 3, 5, 3, 3, 3, 6, 3, 3, 5, 3, 5, 3, 3, 3, 3, 3, 5, 3, 3, 3, 6, 3, 3, 3, 3, 5, 3, 3, 3, 3, 3, 3, 5, 3, 3, 6, 3, 3, 3, 5, 5, 3, 3, 3, 9, 3, 3, 3, 3, 5, 3, 3, 6, 3, 3, 3, 5, 3, 3, 3, 3, 5, 3, 3, 3, 3, 3, 6, 3, 3, 6, 5, 3, 3, 3, 3, 3, 3, 3, 5, 3, 3, 6, 3, 3, 3, 5 ]
[ "nonn", "easy", "base" ]
A013842
[ 7, 117649, 1977326743, 33232930569601, 558545864083284030, 9.387480337647754e+21, 1.577753820348458e+26, 2.6517308458596536e+30, 4.456764032636319e+34, 7.490483309651862e+38 ]
[ "nonn", "easy" ]
A251476
[ 586, 3904, 24182, 123739, 609565, 2696488, 11697274, 47575204, 191527226, 740673411, 2848714884, 10679966309, 39919058437, 146791696499, 538812135978, 1957471091980, 7102211736792, 25606426267704, 92214319488546 ]
[ "nonn" ]
A219457
[ 35, 57, 2266, 27967, 435960, 5544714, 66665715, 751202772, 8208948549, 87170751438, 897312955817, 8917727697792, 85536777162139, 793356895156864, 7134205585556452, 62337420990580260, 530111165027188400 ]
[ "nonn" ]
A355737
[ 0, 1, 1, 1, 1, 2, 1, 1, 3, 2, 1, 2, 1, 3, 4, 1, 1, 4, 1, 2, 4, 2, 1, 2, 3, 4, 7, 3, 1, 4, 1, 1, 4, 2, 6, 4, 1, 4, 6, 2, 1, 6, 1, 2, 8, 3, 1, 2, 5, 4, 4, 4, 1, 8, 4, 3, 5, 4, 1, 4, 1, 2, 10, 1, 6, 4, 1, 2, 6, 6, 1, 4, 1, 6, 8, 4, 6, 8, 1, 2, 15, 2, 1, 6, 4, 4 ]
[ "nonn" ]
A333713
[ 1, 6, 18, 40, 70, 108, 72, 42, 20, 21, 44, 45, 75, 114, 160, 216, 280, 350, 351, 352, 432, 520, 616, 720, 832, 952, 1080, 1216, 1360, 1512, 1672, 1840, 2016, 2200, 2392, 2592, 2800, 3016, 3240, 3472, 3710, 3956, 4212, 4476, 4746, 5024, 5310, 5022, 4743, 4472, 4473, 4209, 4208, 3952, 3705 ]
[ "nonn", "walk", "fini", "full" ]
A275185
[ 8, 21, 85, 353, 1465, 6081, 25241, 104769, 434873, 1805057, 7492377, 31099137, 129085369, 535803713, 2223998105, 9231305153, 38317026745, 159045174401, 660159977241, 2740172389249, 11373826014393, 47210138571457 ]
[ "nonn" ]
A068433
[ 1, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1 ]
[ "base", "cons", "easy", "nonn" ]
A091691
[ 1, 0, -8, -77, -666, -5555, -44444, -333333, -2222222, -11111111, 0, 1111111111, 22222222222, 333333333333, 4444444444444, 55555555555555, 666666666666666, 7777777777777777, 88888888888888900, 1000000000000000000, 11111111111111110000, 122222222222222230000 ]
[ "easy", "sign" ]
A204929
[ 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 3, 15, 1, 2, 1, 1, 1, 1, 4, 10, 6, 2, 1, 2, 3, 1, 85, 1, 1, 1, 1, 506, 4, 15, 2, 107, 61, 3, 1, 2, 2, 5, 5, 1, 3, 7, 1, 50, 1, 1, 1, 1, 46, 4, 4, 2056, 451 ]
[ "nonn" ]
A278391
[ 1, 2, 7, 29, 126, 565, 2583, 11971, 56038, 264345, 1254579, 5983628, 28655047, 137697549, 663621741, 3206344672, 15525816066, 75324830665, 366071485943, 1781794374016, 8684511754535, 42381025041490, 207055067487165, 1012617403658500, 4956924278927910 ]
[ "nonn", "walk" ]
A333647
[ 1, 1, 1, 2, 4, 8, 16, 34, 74, 169, 397, 953, 2319, 5732, 14370, 36466, 93468, 241767, 630499, 1656372, 4380128, 11652459, 31168689, 83788315, 226272531, 613632359, 1670604607, 4564607998, 12513715526, 34412992018, 94912212872, 262484672621, 727770127583 ]
[ "nonn" ]
A271637
[ 6, 820, 104391567, 119304648, 858993460, 900719925474100, 26202761468337430, 29478106651879612, 32753451835421790, 225701339254799200000, 243062980735937600000, 260424622217076000000, 277786263698214420000, 944473296573929100000, 2.3248573454127485e+23 ]
[ "nonn" ]
A352174
[ 1, 1, 3, 10, 39, 174, 853, 4632, 27607, 180148, 1281437, 9896652, 82610706, 742066238, 7142537105, 73372890090, 801485878718, 9278500053475, 113490189831585, 1462634417672439, 19811476725948184, 281387198719498560, 4182019967162072000, 64912032433421250000, 1.0503919453210195e+21 ]
[ "nonn" ]
A019411
[ 2, 3, 7, 13, 19, 23, 29, 37, 41, 43, 59, 83, 101, 113, 137, 149, 151, 163, 191, 197, 239, 293, 313, 337, 349, 353, 359, 379, 383, 389, 397, 431, 439, 457, 491, 499, 503, 557, 563, 569, 571, 577, 593, 599, 647, 653, 677, 683, 709, 719, 727, 743, 773, 787, 827, 839, 853 ]
[ "nonn" ]
A132042
[ 2, 4, 1, 5, 1, 7, 1, 9, 1, 1, 1, 9, 1, 1, 1, 11, 1, 1, 1, 13, 1, 1, 1, 15, 1, 1, 1, 17, 1, 1, 1, 1, 18, 1, 1, 1, 1, 20, 1, 1, 1, 1, 22, 1, 1, 1, 1, 24, 1, 1, 1, 1, 26, 1, 1, 1, 1, 28, 1, 1, 1, 1, 30, 1, 1, 1, 1, 1, 31, 1, 1, 1, 1, 1, 33, 1, 1, 1, 1, 1, 35, 1, 1, 1, 1, 1, 37, 1, 1, 1, 1, 1, 39, 1, 1, 1, 1, 1 ]
[ "nonn" ]
A088228
[ 1, 4, 6, 22, 22, 17, 47, 45, 79, 101, 138, 119, 71, 135, 173, 131, 167, 197, 189, 229, 175, 233, 285, 101, 353, 363, 335, 277, 485, 441, 385, 407, 1031, 519, 307, 363, 611, 477, 431, 381, 421, 605, 525, 1343, 605, 1229 ]
[ "nonn" ]
A169931
[ 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 32, 33, 34, 35, 36, 37, 38, 39, 30, 31, 42, 43, 44, 45, 46, 47, 48, 49, 40, 41, 52, 53, 54, 55, 56, 57, 58, 59, 50, 51, 62, 63, 64, 65, 66, 67, 68, 69, 60, 61, 72, 73, 74, 75, 76, 77, 78, 79, 70, 71, 82, 83, 84, 85, 86, 87, 88, 89, 80, 81, 92, 93, 94, 95, 96 ]
[ "nonn", "base" ]
A198360
[ 5, 8, 0, 4, 5, 7, 1, 2, 4, 4, 4, 5, 9, 3, 3, 1, 6, 1, 7, 9, 7, 2, 1, 9, 6, 5, 1, 4, 2, 8, 8, 1, 9, 0, 7, 5, 8, 9, 3, 8, 9, 8, 1, 1, 3, 7, 0, 7, 3, 9, 1, 2, 4, 9, 1, 2, 2, 4, 0, 8, 6, 1, 6, 7, 8, 2, 2, 5, 7, 9, 9, 5, 6, 9, 8, 9, 0, 1, 5, 7, 4, 9, 9, 8, 9, 7, 4, 5, 1, 3, 3, 1, 9, 1, 6, 1, 8, 0, 9, 6, 6, 5 ]
[ "nonn", "cons" ]
A337700
[ 12, 16, 20, 24, 63, 72, 315, 350, 385, 408, 767, 826, 2085, 2224, 2363, 2340, 3762, 3960, 7644, 8008, 8372, 8448, 11850, 12324, 20466, 21224, 21982, 21480, 28985, 29920, 45177, 46546, 47915, 48456, 60273, 61902, 87555, 89800, 92045, 91896, 111972, 114576 ]
[ "nonn" ]
A331710
[ 1, 3, 45, 1987, 190379, 30474159, 7287577611, 2436916655479, 1085776582252197, 621663581843731600, 444746638465623900000, 3.8877381052397286e+23, 4.077274150974489e+26, 5.052683345028863e+29, 7.304068981100197e+32 ]
[ "nonn" ]
A153748
[ 33018, 33051, 33081, 33084, 33150, 33153, 33477, 33573, 33579, 33582, 33603, 33606, 33642, 33645, 33648, 36312, 39192, 41703, 44928, 47439, 53052, 53971, 55785, 56277, 60725, 63490, 66342, 66345, 66375, 66381, 66444, 66903, 66942, 67008, 69645, 76710, 77530 ]
[ "nonn", "base", "fini", "full" ]
A287368
[ 2, 1, 2, 1, 1, 1, 0, 2, 1, 2, 1, 2, 1, 1, 1, 0, 2, 1, 1, 1, 0, 2, 1, 1, 1, 0, 2, 1, 0, 2, 1, 0, 2, 1, 2, 1, 2, 1, 1, 1, 0, 2, 1, 2, 1, 2, 1, 1, 1, 0, 2, 1, 2, 1, 2, 1, 1, 1, 0, 2, 1, 1, 1, 0, 2, 1, 1, 1, 0, 2, 1, 0, 2, 1, 0, 2, 1, 2, 1, 2, 1, 1, 1, 0, 2, 1 ]
[ "nonn", "easy" ]
A251846
[ 2148, 4953, 15899, 67209, 327193, 1697028, 9016304, 48280085, 259123809, 1392132935, 7481800749, 40211989018, 216132151786, 1161698250394, 6244080094399, 33561655362846, 180392638316345, 969604161599181 ]
[ "nonn" ]
A093834
[ 1, 3, 13, 55, 229, 943, 3853, 15655, 63349, 255583, 1028893, 4135255, 16600069, 66577423, 266841133, 1068958855, 4280618389, 17136822463, 68590336573, 274490486455, 1098349366309, 4394559726703, 17581725691213, 70337363118055 ]
[ "easy", "nonn" ]
A088298
[ 4, 5, 7, 7, 10, 8, 13, 11, 10, 13, 14, 13, 17, 19, 16, 19, 14, 17, 19, 23, 17, 16, 23, 22, 17, 28, 26, 25, 19, 22, 31, 29, 23, 31, 25, 29, 34, 31, 22, 35, 28, 31, 23, 25, 32, 35, 29, 40, 31, 35, 26, 29, 37, 32, 43, 40, 38, 37, 41, 31, 44, 43, 37, 41, 29, 47, 31, 37, 47, 46, 35 ]
[ "nonn" ]
A339443
[ 1, 1, 2, 1, 3, 1, 2, 2, 4, 1, 3, 2, 5, 1, 4, 2, 3, 3, 6, 1, 5, 2, 4, 3, 7, 1, 6, 2, 5, 3, 4, 4, 8, 1, 7, 2, 6, 3, 5, 4, 9, 1, 8, 2, 7, 3, 6, 4, 5, 5, 10, 1, 9, 2, 8, 3, 7, 4, 6, 5, 11, 1, 10, 2, 9, 3, 8, 4, 7, 5, 6, 6, 12, 1, 11, 2, 10, 3, 9, 4, 8, 5, 7, 6, 13, 1, 12, 2, 11 ]
[ "nonn" ]
A342202
[ 1, 1, 0, 1, 4, 0, 1, 24, 45, 0, 1, 112, 2268, 816, 0, 1, 480, 76221, 461056, 20225, 0, 1, 1984, 2245320, 152978176, 160977375, 632700, 0, 1, 8064, 62858025, 43083161600, 673315202500, 85624508376, 23836540, 0, 1, 32512, 1723364748, 11442561314816, 2331513459843750, 5508710472669120, 64363893844726, 1048592640, 0 ]
[ "nonn", "tabl" ]
A050987
[ 4, 11, 39, 99, 192, 326, 429, 521, 545, 517, 448, 354, 276, 212, 117, 72, 42, 24, 13, 6, 5, 4, 3, 1, 0 ]
[ "base", "nonn", "easy", "fini", "full" ]
A156125
[ 1, 5, 60, 1000, 20000, 450000, 11000000, 286000000, 7800000000, 221000000000, 6460000000000, 193800000000000, 5943200000000000, 185725000000000000, 5899500000000000000, 190095000000000000000, 6.2031e+21, 2.047023e+23, 6.82341e+24 ]
[ "easy", "nonn" ]
A244168
[ 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 253, 462, 1254, 1287, 2794, 3256, 6117, 6980, 12319, 13630, 22015, 25971, 38144, 43966, 64863, 828898, 2119622, 7035420, 18918950, 48777982, 117594112, 259516217, 574862404, 1204750520, 2487540831, 5003559312, 9935325156 ]
[ "nonn" ]
A214697
[ 2, 3, 5, 17, 7, 2, 89, 125, 3, 215, 269, 13, 10, 8, 11, 27, 719, 815, 21, 57, 316, 11, 26, 1517, 17, 1799, 30, 26, 7, 5, 2609, 11, 2975, 10, 2, 76, 3779, 1251, 208, 4445, 115, 4919, 1045, 5417, 11, 17, 1205, 6485, 38, 2860, 7349, 18, 25, 8267, 8585, 8909 ]
[ "nonn", "look" ]
A121044
[ 7, 89, 983, 9931, 99991, 999331, 9997879, 99999551, 999998693, 9999995363, 99999976319, 999999998533, 9999999954787 ]
[ "nonn" ]
A313088
[ 1, 4, 9, 14, 19, 23, 27, 31, 35, 40, 45, 50, 54, 58, 63, 68, 73, 77, 81, 85, 89, 94, 99, 104, 108, 112, 117, 122, 127, 131, 135, 139, 143, 148, 153, 158, 162, 166, 171, 176, 181, 185, 189, 193, 197, 202, 207, 212, 216, 220 ]
[ "nonn" ]
A238114
[ 2, 3, 3, 2, 5, 8, 2, 2, 7, 5, 7, 3, 3, 2, 2, 0, 8, 8, 1, 7, 6, 5, 8, 2, 8, 7, 7, 6, 0, 7, 1, 0, 2, 7, 7, 4, 8, 8, 3, 8, 4, 5, 9, 4, 8, 9, 0, 4, 2, 4, 2, 2, 6, 6, 1, 7, 8, 7, 1, 3, 0, 8, 9, 9, 7, 5, 7, 3, 4, 0, 0, 4, 1, 7, 1, 9, 3, 0, 4, 0, 1, 8, 6, 8, 7, 5, 4, 8, 0, 4, 5, 5, 1, 4, 1, 6, 8, 6, 2 ]
[ "nonn", "cons" ]
A156604
[ 2, 3, 5, 7, 29, 47, 67, 89, 179, 197, 199, 379, 397, 487, 577, 599, 797, 887, 977, 1499, 1697, 1787, 1877, 1949, 2399, 2579, 2687, 2777, 2939, 2957, 2999, 3989, 4799, 4889, 4999, 6997, 7699, 7789, 7879, 8599, 8689, 8779, 8887, 9679, 9697, 9769, 9787, 9859 ]
[ "nonn", "base" ]
A129462
[ 1, -1, 1, 0, -2, 1, 0, -6, 1, 1, 0, -48, -4, 12, 1, 0, -720, -204, 208, 35, 1, 0, -17280, -7776, 5208, 1348, 74, 1, 0, -604800, -358560, 179688, 64580, 5138, 133, 1, 0, -29030400, -20839680, 8175744, 3888528, 400384, 14952, 216, 1, 0, -1828915200, -1516112640, 472666752, 291010032, 36493200, 1753624, 36624, 327, 1 ]
[ "sign", "tabl", "easy" ]
A382583
[ 0, 4, 6, 7, 0, 0, 7, 3, 2, 0, 9, 3, 3, 5, 2, 4, 0, 7, 0, 0, 1, 5, 2, 3, 1, 2, 1, 2, 1, 8, 8, 9, 2, 1, 1, 6, 5, 1, 1, 8, 2, 8, 8, 3, 6, 3, 7, 8, 4, 0, 8, 5, 0, 6, 1, 9, 1, 7, 1, 6, 7, 1, 6, 5, 9, 5, 5, 1, 1, 8, 4, 1, 3, 2, 0, 0, 3, 3, 1, 3, 9, 1, 2, 0, 4, 1, 3, 5, 7, 5, 1, 1, 8, 0, 7, 0, 2, 9, 7, 0, 5, 7 ]
[ "nonn", "cons" ]
A241275
[ 0, 0, 5, 45, 305, 1905, 11585, 69825, 419585, 2518785, 15115265, 90696705, 544190465, 3265163265, 19591020545, 117546205185, 705277394945, 4231664697345, 25389988839425, 152339934347265, 914039608705025, 5484237657473025, 32905425955323904, 197432555752914940, 1184595334559432700, 7107572007440482000 ]
[ "nonn", "easy" ]
A303402
[ 1, -8, 24, -72, 344, -1416, 5400, -21576, 87000, -348296, 1390872, -5560776, 22253784, -89025672, 356055960, -1424186568, 5696931032, -22787865096, 91150729368, -364602357960, 1458412314456, -5833651510536, 23334594559128, -93338369011272, 373353522099288 ]
[ "sign" ]
A253489
[ 414, 1377, 2640, 4720, 9654, 22236, 55362, 145428, 397002, 1114476, 3192402, 9277188, 27233562, 80506716, 239134242, 712632948, 2128361322, 6366010956, 19059888882, 57103380708, 171157572282, 513167579196, 1538892464322 ]
[ "nonn" ]
A079311
[ 1, 2, 3, 2, 5, 3, 7, 4, 4, 5, 11, 5, 13, 7, 5, 5, 17, 6, 19, 6, 7, 11, 23, 7, 7, 13, 9, 8, 29, 7, 31, 8, 11, 17, 8, 8, 37, 19, 13, 9, 41, 9, 43, 11, 10, 23, 47, 10, 9, 11, 17, 13, 53, 10, 12, 10, 19, 29, 59, 11, 61, 31, 11, 11, 13, 12, 67, 17, 23, 12, 71, 12, 73, 37, 15, 19, 13, 14, 79 ]
[ "nonn" ]
A074834
[ 2, 3, 5, 7, 13, 17, 23, 29, 31, 53, 59, 61, 67, 73, 79, 83, 89, 97, 101, 107, 193, 197, 199, 211, 233, 239, 241, 251, 257, 269, 277, 281, 293, 311, 313, 337, 353, 367, 373, 383, 397, 401, 409, 419, 433, 443, 449, 457, 461, 467, 487, 491, 499, 509, 787, 797, 809 ]
[ "base", "easy", "nonn" ]
A261228
[ 0, 1, 4, 10, 19, 33, 52, 77, 108, 146, 190, 244, 306, 377, 458, 549, 652, 767, 896, 1038, 1195, 1367, 1554, 1757, 1978, 2216, 2472, 2746, 3040, 3353, 3688, 4045, 4423, 4823, 5247, 5696, 6169, 6668, 7193, 7745, 8324, 8933, 9570, 10236, 10934, 11663, 12423, 13215, 14042, 14902, 15797, 16726, 17693, 18695, 19734, 20811, 21928, 23083, 24278, 25513 ]
[ "nonn" ]
A390392
[ 1, 2, 30, 390, 6270, 36894, 528990, 6373290, 32222190, 3180844590, 2248482390 ]
[ "nonn", "more", "new" ]
A259604
[ 3, 6, 10, 15, 10, 6, 10, 15, 21, 28, 36, 45, 36, 28, 36, 45, 55, 36, 21, 28, 36, 45, 36, 28, 36, 45, 55, 66, 78, 91, 78, 66, 78, 91, 105, 78, 55, 66, 78, 91, 78, 66, 78, 91, 105, 120, 136, 153, 120, 78, 91, 105, 91, 78, 66, 78, 105, 120, 136, 153, 171, 153 ]
[ "nonn" ]
A001338
[ 1, 0, 2, 7, 23, 88, 414, 2371, 16071, 125672, 1112082, 10976183, 119481295, 1421542640, 18348340126, 255323504931, 3809950977007, 60683990530224, 1027542662934914, 18430998766219336, 349096664728623360, 6962409983976703000, 145841989688186390000 ]
[ "nonn" ]
A182691
[ 3, 4, 13, 18, 61, 86, 293, 414, 1413, 1998, 6821, 9646, 32933, 46574, 159013, 224878, 767781, 1085806, 3707173, 5242734, 17899813, 25314158, 86427941, 122227566, 417311013, 590166894, 2014955813, 2849577838, 9729067301 ]
[ "nonn" ]
A282302
[ 1, 2, 3, 12, 7, 60, 3, 244, 19, 1004, 51, 4044, 127, 16320, 63, 65344, 299, 261824, 747, 1047712, 1883, 4193568, 1755, 16776896, 299, 67102400, 14635, 268431040, 4715, 1073720704, 38891, 4294928384, 108267, 17179762336, 242203, 68719250912, 481051 ]
[ "nonn", "easy" ]
A074124
[ 4, 6, 165, 49, 143, 962, 884, 1577, 6992, 3161, 3565, 1924, 8159, 18834, 41877, 2332, 2360, 2867, 34304, 184245, 70883, 15405, 8798, 107512, 216213, 136855, 49131, 31030, 105621, 783994, 49911, 6288, 426070, 571429, 639210, 404982 ]
[ "nonn" ]
A164032
[ 1, 9, 4, 36, 4, 36, 16, 144, 4, 36, 16, 144, 16, 144, 64, 576, 4, 36, 16, 144, 16, 144, 64, 576, 16, 144, 64, 576, 64, 576, 256, 2304, 4, 36, 16, 144, 16, 144, 64, 576, 16, 144, 64, 576, 64, 576, 256, 2304, 16, 144, 64, 576, 64, 576, 256, 2304, 64, 576, 256, 2304, 256 ]
[ "nonn" ]
A338789
[ 1, 2, 4, 1, 9, 2, 1, 21, 2, 3, 1, 8, 2, 23, 18, 2, 8, 7, 9, 2, 1, 20, 16, 1, 21, 36, 3, 32, 2, 3, 4, 11, 13, 8, 2, 13, 27, 4, 18, 3, 7, 5, 8, 133, 3, 22, 31, 46, 19, 8, 47, 14, 3, 2, 14, 10, 44, 3, 5, 1, 10, 3, 9, 6, 19, 73, 39, 22, 36, 6, 1, 60, 17, 32, 227, 2, 134, 9, 45, 11, 33, 3, 37, 1, 8, 12, 14, 8, 1, 67 ]
[ "nonn", "look" ]
A145801
[ 0, 1, 2, 4, 6, 9, 12, 16, 19, 25, 29, 36 ]
[ "nonn" ]
A148062
[ 1, 1, 2, 3, 12, 25, 77, 181, 696, 1809, 5991, 17609, 63958, 188683, 653258, 2112627, 7535840, 23721089, 85713509, 286499693, 1026150382, 3374608955, 12502467560, 42456829669, 153777339420, 523923695731, 1958207627323, 6732073221545, 24744903814780, 86428974845565, 323611236508025, 1126150114881781 ]
[ "nonn", "walk" ]
A362474
[ 1, 1, 2, 10, 70, 646, 7576, 106744, 1761628, 33361948, 712950616, 16976294776, 445751093800, 12795850109992, 398697898011232, 13401365473319776, 483376669737381100, 18623161719254835000, 763300232417720700000, 3.3163224556779214e+22 ]
[ "nonn" ]
A366232
[ 1, 1, 6, 54, 728, 13000, 290352, 7800016, 245115264, 8826560640, 358463525120, 16212238054144, 808215885708288, 44035925223746560, 2603618739995621400, 166031767704180100000, 1.1359670347331724e+22, 8.300657631541026e+23, 6.451848655799533e+25 ]
[ "nonn" ]
A299487
[ 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 19, 20, 22, 23, 25, 26, 28, 29, 31, 32, 34, 35, 37, 38, 40, 41, 42, 44, 45, 46, 48, 49, 50, 51, 53, 54, 55, 57, 58, 59, 60, 62, 63, 64, 66, 67, 68, 69, 71, 72, 73, 75, 76, 77, 78, 80, 81, 82, 84, 85, 86, 87, 89 ]
[ "nonn", "easy" ]
A217835
[ 348161, 831405, 1246785, 1275681, 2077545, 2513841, 5977153, 9613297, 13333441, 13823601, 18137505, 19523505, 21474181, 21880801, 37695505, 38171953, 44521301, 47734141, 54448153, 72887585, 75151441, 95423329 ]
[ "nonn" ]
A316238
[ 21, 289, 358, 4802, 41303, 496125, 10057887, 174856739, 2842217588, 54230111803, 1003921448858, 17866195865791, 330277258832282, 6096326802262564, 111176404866466190, 2041807844235415600, 37559181274357650000 ]
[ "nonn" ]
A052967
[ 1, 1, 3, 7, 16, 38, 89, 209, 491, 1153, 2708, 6360, 14937, 35081, 82391, 193503, 454460, 1067342, 2506753, 5887345, 13826983, 32473969, 76268168, 179122960, 420687105, 988023201, 2320465339, 5449830919, 12799440072, 30060687862 ]
[ "easy", "nonn" ]
A311443
[ 1, 4, 8, 12, 17, 21, 25, 30, 34, 39, 43, 47, 52, 56, 58, 63, 68, 72, 77, 79, 85, 90, 94, 99, 103, 108, 109, 114, 119, 122, 129, 130, 135, 141, 144, 151, 155, 159, 160, 166, 170, 172, 180, 181, 187, 191, 194, 202, 207, 211 ]
[ "nonn" ]
A312371
[ 1, 4, 8, 14, 17, 22, 27, 30, 40, 38, 46, 46, 60, 54, 65, 62, 75, 70, 92, 78, 94, 86, 112, 94, 113, 102, 123, 110, 144, 118, 142, 126, 164, 134, 161, 142, 171, 150, 196, 158, 190, 166, 216, 174, 209, 182, 219, 190, 248, 198 ]
[ "nonn" ]
A135168
[ 4, 17, 87, 503, 3123, 20207, 134067, 903983, 6162243, 42326927, 292300947, 2026334063, 14085963363, 98111316047, 684331387827, 4778093469743, 33385561572483, 233393582711567, 1632228682858707, 11417969834487024, 79887637217085600, 559022711703937500 ]
[ "easy", "nonn" ]
A296171
[ 1, -1, -1, -9, -134, -2852, -79096, -2699480, -109201844, -5100872244, -269903909820, -15944040740604, -1039553309158964, -74123498185170290, -5736368141560365000, -478780244956262560000, -4.286594310305397e+22, -4.097785410628237e+24, -4.165725379371697e+26, -4.487373715838497e+28, -5.106038963454361e+30, -6.1198678069230766e+32, -7.7066319756799445e+34 ]
[ "sign" ]
A185468
[ 1169, 21834, 308692, 3959167, 46410729, 493061605, 4845252741, 45945546278, 443977171724, 4605035061272, 52677880798334, 659609567593921, 8802320668197926, 122014363451316510, 1727721369461575200 ]
[ "nonn" ]
A279090
[ 1, 2, 3, 8, 9, 22, 27, 34, 43, 45, 58, 95, 97, 107, 153, 174, 212, 262, 311, 348, 381, 409, 590, 676, 841, 1204, 1619, 1684, 1709, 1735, 2357, 2418, 3213, 3374, 4449, 4459, 4596, 4620, 4683, 5140, 5310, 6039, 6495 ]
[ "nonn", "base" ]
A073551
[ 2, 12, 132, 1332, 13332, 133332, 1333332, 13333332, 133333332, 1333333332, 13333333332, 133333333332, 1333333333332, 13333333333332, 133333333333332, 1333333333333332, 13333333333333332, 133333333333333330, 1333333333333333200, 13333333333333334000, 133333333333333330000, 1.3333333333333332e+21, 1.3333333333333334e+22 ]
[ "base", "nonn", "easy" ]
A275790
[ 1, 8, 1, -32, 11, 3, -736, -92, 9, 15, 2816, -593, -249, -65, 35, 48976, 6122, 1581, -970, -1295, 315, -951424, 61252, 67791, 46030, 18515, -21735, 3465, -1045952, -130744, -92082, -30445, 14455, 53928, -25179, 3003, 26933248, 1069361, -1666047, -634255, -1167740, -1258236, 1562253, -471471, 45045, 634836808, 79354601, 24881793, 17914550, 30289840, 12635028, -71064609, 42480438, -9594585, 765765 ]
[ "sign", "tabl" ]
A324153
[ 11, 10, 5, 11, 0, 6, 0, 8, 4, 6, 11, 2, 8, 6, 5, 4, 2, 11, 0, 3, 3, 5, 12, 0, 9, 6, 8, 7, 1, 0, 9, 1, 3, 7, 4, 8, 8, 10, 5, 8, 1, 4, 8, 2, 11, 12, 10, 11, 8, 9, 1, 5, 9, 6, 9, 10, 6, 5, 9, 6, 11, 12, 9, 12, 1, 4, 1, 6, 1, 12, 9, 7, 8, 5, 3, 2, 0, 6, 1, 7, 11 ]
[ "nonn", "base" ]
A048762
[ 0, 1, 1, 1, 1, 1, 1, 1, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 64, 64, 64 ]
[ "nonn" ]
A387222
[ 1, 1, 1, 2, 1, 3, 2, 3, 1, 4, 3, 4, 2, 5, 3, 7, 1, 6, 4, 6, 3, 8, 4, 7, 2, 11, 5, 9, 3, 9, 7, 9, 1, 11, 6, 17, 4, 11, 6, 13, 3, 12, 8, 12, 4, 18, 7, 13, 2, 17, 11, 16, 5, 15, 9, 21, 3, 17, 9, 16, 7, 17, 9, 22, 1, 29, 11, 18, 6, 20, 17, 19, 4, 20, 11, 30, 6, 26 ]
[ "nonn" ]
A164158
[ 1, 2, 4, 8, 14, 24, 43, 76, 134, 244, 449, 828, 1551, 2934, 5564, 10620, 20390, 39236, 75721, 146612, 284397, 552594, 1075770, 2097260, 4093515, 7999814, 15650618, 30646304, 60063574, 117815288, 231263619, 454266068, 892880558, 1756030324 ]
[ "nonn" ]
A348772
[ 1, 2, 2, 3, 3, 3, 2, 4, 2, 4, 2, 3, 6, 3, 7, 6, 3, 6, 4, 4, 4, 3, 2, 6, 6, 8, 6, 6, 8, 2, 3, 9, 6, 4, 4, 10, 2, 4, 2, 10, 5, 2, 3, 2, 7, 8, 2, 4, 4, 4, 8, 2, 3, 4, 3, 3, 2, 3, 4, 2, 8, 4, 3, 4, 8, 6, 3, 4, 4, 9, 4, 9, 3, 6, 4, 2, 4, 4, 6, 6, 8, 3, 6, 6, 2, 4, 4 ]
[ "nonn" ]
A138914
[ 1, 1, 12, 390, 18304, 1071862, 73349996, 5661162666, 482252816998, 44704184452202, 4465265748489708, 477159108766899650, 54255973609630750000, 6.536766146592886e+21, 8.316175524614579e+23 ]
[ "nonn" ]
A175462
[ 2, 2, 4, 2, 2, 6, 2, 2, 4, 4, 4, 4, 2, 2, 6, 4, 4, 4, 2, 2, 8, 2, 2, 8, 2, 4, 4, 4, 2, 4, 6, 4, 6, 2, 2, 8, 2, 4, 4, 2, 6, 6, 4, 2, 8, 4, 2, 4, 2, 2, 10, 4, 2, 8, 4, 4, 4, 2, 4, 6, 4, 4, 4, 2, 4, 12, 4, 2, 6, 2, 4, 4, 4, 4, 4, 6, 2, 8, 4, 6, 8, 2, 2, 4, 2, 4, 12, 2, 2, 4, 6, 2, 8, 4, 2, 12, 2, 4, 4, 2, 8, 4, 2 ]
[ "nonn", "easy" ]
A214758
[ 63973, 126217, 172081, 188461, 278545, 748657, 997633, 1773289, 5310721, 8719921, 8830801, 9890881, 15888313, 18162001, 26474581, 26921089, 31146661, 36121345, 37354465, 41471521, 88689601, 93614521, 93869665, 101957401, 120981601, 133205761 ]
[ "nonn" ]
A380236
[ 1, 2, 8, 47, 473, 7190, 144904, 3534490, 100895667, 3276228298, 119465644032, 4827606232542, 214282994249825, 10361526316840074 ]
[ "nonn", "more" ]
A350687
[ 5, 13, 29, 53, 97, 173, 181, 229, 257, 277, 281, 293, 337, 617, 733, 757, 809, 881, 953, 1009, 1093, 1097, 1217, 1229, 1237, 1289, 1373, 1409, 1481, 1549, 1709, 1777, 1801, 1873, 1901, 2017, 2029, 2153, 2213, 2281, 2381, 2521, 2633 ]
[ "nonn" ]
A318690
[ 1, 2, 3, 4, 5, 7, 8, 9, 11, 16, 17, 19, 23, 25, 27, 31, 32, 36, 49, 53, 59, 64, 67, 81, 83, 97, 100, 103, 121, 125, 127, 128, 131, 151, 196, 216, 225, 227, 241, 243, 256, 277, 289, 311, 331, 343, 361, 419, 431, 441, 484, 509, 512, 529, 541, 563, 625, 661, 691 ]
[ "nonn" ]
A158970
[ 1, -23, 251, -1288, 123253, -109480, 12733691, -7288792, 590522773, -485103304, 80902890055, -23869637176, 183053106226063, -2930103360808, 33681593925917, 473149598624360, -271693384725008770, -320233698263629200, 391126712084649540000, 220861153517835350000 ]
[ "sign", "frac" ]
A155499
[ 1, 9, 83, 1027, 15629, 279941, 5764807, 134217735, 3486784409, 100000000009, 3138428376731, 106993205379083, 3937376385699301, 155568095557812220, 6568408355712891000, 295147905179352830000 ]
[ "nonn" ]
A207082
[ 2, 16, 241, 10621, 1128580, 289951889, 189659424011, 309962689144609, 1271408331944150800, 1.3184774275002026e+22, 3.451325269695053e+26, 2.2839657048171633e+31, 3.824685810041409e+36 ]
[ "nonn" ]
A366116
[ 1, 1, 1, 0, -3, -9, -15, -7, 50, 203, 429, 382, -1045, -5845, -14751, -18627, 20255, 184818, 549630, 879632, -156085, -6025489, -21267251, -40911195, -17629620, 193929269, 835617523, 1881543582, 1674869775, -5855762293, -32848801375, -85601962056, -108647926359 ]
[ "sign" ]
A199113
[ 6, 17, 50, 149, 446, 1337, 4010, 12029, 36086, 108257, 324770, 974309, 2922926, 8768777, 26306330, 78918989, 236756966, 710270897, 2130812690, 6392438069, 19177314206, 57531942617, 172595827850, 517787483549, 1553362450646, 4660087351937 ]
[ "nonn", "easy" ]
A071720
[ 0, 1, 8, 75, 864, 12005, 196608, 3720087, 80000000, 1929229929, 51597803520, 1516443410339, 48594782035968, 1686702392578125, 63050394783186940, 2525667398391014000, 107946249863639330000, 4.90350403064956e+21, 2.359296e+23 ]
[ "nonn" ]
A369102
[ 1, 4, 26, 204, 1772, 16408, 158752, 1585968, 16235472, 169423232, 1795611168, 19275231872, 209140483328, 2289981517312, 25271472702464, 280795784911616, 3138701648319744, 35270318924758016, 398215386792574460, 4515067063939210000, 51388662166213950000 ]
[ "nonn" ]
A318228
[ 1, 1, 3, 6, 13, 20, 43, 58, 115, 171, 323, 379, 1034, 1135, 2321, 4327, 8915, 9212, 33939, 34429, 128414, 234017, 417721, 418976, 2931624, 5096391, 11770830, 20357876, 64853630, 64858195 ]
[ "nonn", "more" ]
A382656
[ 3, 10, 21, 43, 94, 221, 547, 1394, 3605, 9387, 24518, 64125, 167811, 439258, 1149909, 3010411, 7881262, 20633309, 54018595, 141422402, 370248533, 969323115, 2537720726, 6643838973, 17393796099, 45537549226, 119218851477, 312119005099, 817138163710, 2139295485917 ]
[ "nonn", "easy" ]
A365633
[ 1, 1, 1, 3, 1, 1, 1, 3, 1, 1, 1, 3, 1, 1, 1, 7, 1, 1, 1, 3, 1, 1, 1, 3, 1, 1, 4, 3, 1, 1, 1, 7, 1, 1, 1, 3, 1, 1, 1, 3, 1, 1, 1, 3, 1, 1, 1, 7, 1, 1, 1, 3, 1, 4, 1, 3, 1, 1, 1, 3, 1, 1, 1, 15, 1, 1, 1, 3, 1, 1, 1, 3, 1, 1, 1, 3, 1, 1, 1, 7, 4, 1, 1, 3, 1, 1, 1 ]
[ "nonn", "easy", "mult" ]
A382340
[ 1, 0, 3, 0, 6, 6, 0, 10, 18, 10, 0, 15, 51, 36, 15, 0, 21, 105, 123, 60, 21, 0, 28, 208, 326, 226, 90, 28, 0, 36, 360, 771, 678, 360, 126, 36, 0, 45, 606, 1641, 1836, 1161, 525, 168, 45, 0, 55, 946, 3271, 4431, 3403, 1775, 721, 216, 55, 0, 66, 1446, 6096, 10026, 8982, 5472, 2520, 948, 270, 66 ]
[ "nonn", "tabl" ]
A379194
[ 1, 3, 19, 174, 1883, 22323, 280409, 3666736, 49386326, 680431419, 9544684113, 135852904486, 1957119390279, 28482417043498, 418119577938769, 6184065626127498, 92062362629472670, 1378427894172779000, 20744229318047760000, 313606289763390500000, 4.760422971894348e+21 ]
[ "nonn" ]
A294645
[ 1, 9, 82, 1057, 15626, 282252, 5764802, 134480385, 3486843451, 100048830174, 3138428376722, 107006334784468, 3937376385699290, 155572843119354940, 6568408508343828000, 295150156996346500000, 1.4063084452067724e+22, 7.082366968164163e+23 ]
[ "nonn" ]
A005998
[ 1, 2, 7, 14, 29, 48, 79, 116, 169, 230, 311, 402, 517, 644, 799, 968, 1169, 1386, 1639, 1910, 2221, 2552, 2927, 3324, 3769, 4238, 4759, 5306, 5909, 6540, 7231, 7952, 8737, 9554, 10439, 11358, 12349, 13376, 14479, 15620, 16841, 18102, 19447, 20834, 22309 ]
[ "nonn", "easy" ]
A028865
[ 2, 3, 5, 7, 13, 17, 37, 67, 83, 107, 167, 337, 367, 383, 587, 1667, 166667, 333337, 333367, 333667, 336667, 666667, 33333667, 33666667, 66666667, 333333367, 666666667, 1666666667, 3336666667, 33333366667, 66666666667, 166666666667, 333333333367, 333333333667, 333336666667 ]
[ "nonn", "base" ]
A189824
[ 2, 5, 1, 1, 8, 8, 6, 4, 3, 1, 5, 0, 9, 5, 8, 0, 1, 1, 1, 0, 8, 5, 0, 3, 2, 0, 6, 7, 7, 9, 9, 3, 2, 7, 3, 9, 4, 1, 5, 8, 5, 1, 8, 1, 0, 0, 7, 8, 2, 4, 7, 5, 4, 2, 8, 6, 7, 9, 8, 8, 8, 4, 2, 0, 9, 0, 8, 2, 4, 3, 2, 4, 7, 7, 2, 3, 5, 6, 1, 3, 0, 8, 4, 5, 3, 8, 5, 1, 0, 0, 8, 8, 7, 7, 7, 9, 6, 9, 5, 9, 1, 9, 1, 6, 9 ]
[ "nonn", "easy", "cons" ]
A112589
[ 1, 8, 4, 50, 171, 39, 461, 78, 12203, 312, 318880, 2184, 57725, 5804, 1401, 9722 ]
[ "base", "easy", "nonn" ]
A375441
[ 1, 1, 3, 27, 520, 17461, 924123, 72565316, 8092491188, 1237738519836, 252223179026317, 66826143258640670, 22547253821858558000, 9.516722710620123e+21, 4.947980149610424e+24, 3.126554347854062e+27, 2.3727619890779143e+30, 2.140079932579759e+33 ]
[ "nonn" ]
A207224
[ 61, 3721, 100997, 3447649, 115679881, 3814387801, 125372637881, 4126073501121, 135963448993769, 4480839360430545, 147644379170646700, 4864581400227966000, 160280548163611900000, 5.28107966961017e+21, 1.7400614132928534e+23 ]
[ "nonn" ]