id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A256776
[ 257, 281, 337, 617, 881, 1097, 1217, 1481, 1777, 2281, 2657, 2857, 4481, 5297, 5881, 7481, 8537, 9281, 10457, 12577, 14897, 15881, 17417, 18481, 19577, 23057, 24281, 25537, 26177, 27481, 28817, 30881, 32297, 35977, 38281, 39857, 42281, 44777, 52697, 53617 ]
[ "nonn" ]
A387041
[ 1, 2, 6, 41, 348, 3360, 35632, 406104, 4904914, 62180918, 821752456, 11263836924, 159523476148, 2327336091732, 34894961587312, 536671299862721, 8453184479505430, 136188177741639380, 2241801065131393800, 37670062720274630000, 645649822816128000000, 1.127987778309151e+22 ]
[ "nonn" ]
A084668
[ 4, 6, 9, 10, 21, 209, 247, 407, 481, 629, 803, 1387, 1679 ]
[ "base", "easy", "fini", "full", "nonn" ]
A377338
[ 2, 3, 4, 5, 6, 8, 9, 12, 20, 24, 28, 36, 40, 50, 65, 114, 168, 174, 186, 210, 216, 228, 240, 246, 252, 504, 623, 672, 805, 812, 1328, 1584, 1608, 1616, 1680, 1704, 1736, 1784, 1792, 1800, 1808, 1832, 1888, 1904, 1912, 1944, 1992, 2016, 5121, 5427, 13790, 13800 ]
[ "nonn" ]
A291038
[ 4, 12, 32, 84, 216, 544, 1348, 3300, 8000, 19236, 45936, 109056, 257604, 605820, 1419232, 3313396, 7711944, 17900320, 41445764, 95746260, 220735616, 507934276, 1166792160, 2676017408, 6128381316, 14015556588, 32012831648, 73033858964, 166434905016 ]
[ "nonn", "easy" ]
A321020
[ 1, 2, 2, 1, 1, 2, 2, 2, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 1 ]
[ "nonn" ]
A021052
[ 0, 2, 0, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 ]
[ "nonn", "cons", "easy" ]
A336522
[ 1, 2, 16, 326, 11008, 525002, 32497680, 2478629134, 224921989120, 23681262354194, 2838826197080080, 381825269929428800, 56949892477659340000, 9.329658433405644e+21, 1.6654219712385658e+24, 3.217710599580762e+26, 6.690121882536917e+28, 1.4894388013750939e+31 ]
[ "nonn" ]
A193721
[ 5, 5, 4, 1, 0, 0, 2, 7, 7, 0, 7, 4, 1, 5, 4, 2, 9, 5, 7, 0, 4, 4, 5, 0, 0, 8, 1, 6, 3, 9, 4, 9, 2, 5, 7, 4, 0, 1, 0, 2, 5, 5, 2, 7, 0, 7, 6, 6, 3, 3, 2, 7, 8, 1, 1, 3, 1, 8, 5, 8, 1, 5, 6, 4, 9, 8, 1, 1, 7, 8, 2, 4, 3, 9, 7, 8, 6, 4, 2, 4, 9, 6, 9, 1, 5, 1, 9, 8, 4, 6, 1, 6, 0, 6, 3, 4, 2, 1, 3, 0, 2, 8, 4, 5, 7 ]
[ "nonn", "cons" ]
A139355
[ 0, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2, 2, 1, 2, 2, 2, 1, 2, 1, 2, 2, 3, 2, 3, 1, 2, 2, 2, 2, 3, 2, 3, 1, 1, 2, 2, 1, 2, 2, 2, 2, 2, 3, 3, 2, 2, 3, 3, 1, 2, 2, 2, 2, 3, 2, 3, 2, 2, 3, 3, 2, 3, 3, 3, 1, 2, 1, 2, 2, 3, 2, 3, 1, 2, 2, 2, 2, 3, 2, 3, 2, 3, 2, 3, 3, 4, 3, 4, 2, 3, 2, 3, 3, 4, 3, 4, 1, 2, 2 ]
[ "nonn", "base" ]
A171284
[ 10, 100, 993, 9781, 96946, 957496, 9440405, 93270942, 919946902, 9073536285, 89555461240 ]
[ "nonn" ]
A028740
[ 2, 3, 5, 6, 8, 11, 12, 14, 15, 17, 18, 20, 21, 23, 24, 26 ]
[ "nonn", "fini", "full" ]
A169261
[ 1, 8, 56, 392, 2744, 19208, 134456, 941192, 6588344, 46118408, 322828856, 2259801992, 15818613944, 110730297608, 775112083256, 5425784582792, 37980492079544, 265863444556808, 1861044111897656, 13027308783283592 ]
[ "nonn" ]
A012097
[ 1, 1, 1, 49, -447, 78561, -5655231, 1014069393, -187639949439, 51144433721793, -16631972691697792, 6837287119716745000, -3.357388632038372e+21, 1.9694195432794807e+24 ]
[ "sign" ]
A370069
[ 0, 1, 2, 40, 162, 8, 32, 160, 34, 544, 130, 520, 2568, 8320, 552, 663552, 2178, 512, 10272, 34848, 2560, 665600, 2048, 35360, 163872, 2080, 10274, 8396800, 9052160, 33280, 2592, 128, 33288, 133128, 131584, 10242, 33312, 2056, 165888, 526464, 2230272, 655360, 2129952, 8352, 32800, 534560, 141312, 2050, 139394, 32776 ]
[ "nonn", "base" ]
A350131
[ 6, 3, 4, 4, 4, 5, 5, 3, 7, 5, 9, 6, 7, 7, 7, 8, 8, 6, 10, 8, 10, 7, 8, 8, 8, 9, 9, 7, 11, 9, 10, 7, 8, 8, 8, 9, 9, 7, 11, 9, 10, 7, 8, 8, 8, 9, 9, 7, 11, 9, 11, 8, 9, 9, 9, 10, 10, 8, 12, 10, 11, 8, 9, 9, 9, 10, 10, 8, 12, 10, 9, 6, 7, 7, 7, 8, 8, 6, 10, 8 ]
[ "nonn", "base" ]
A237250
[ 2, 3, 5, 10, 18, 37, 67, 138, 250, 515, 933, 1922, 3482, 7173, 12995, 26770, 48498, 99907, 180997, 372858, 675490, 1391525, 2520963, 5193242, 9408362, 19381443, 35112485, 72332530, 131041578, 269948677, 489053827, 1007462178, 1825173730, 3759900035 ]
[ "nonn", "easy" ]
A067984
[ 18, 83, 206, 459, 940, 1844, 3504, 6513, 11902, 21465, 38302, 67752, 118974, 207631, 360430, 622791, 1071776, 1837852, 3141468, 5354445, 9102878, 15439413, 26131346, 44141904, 74433450, 125306699 ]
[ "nonn", "easy" ]
A011121
[ 2, 0, 4, 7, 6, 7, 2, 5, 1, 1, 0, 7, 9, 2, 1, 9, 2, 9, 6, 2, 1, 2, 8, 3, 7, 3, 5, 6, 3, 2, 8, 6, 2, 1, 8, 7, 5, 4, 9, 6, 2, 1, 9, 1, 8, 5, 1, 9, 6, 6, 9, 0, 2, 1, 1, 9, 5, 5, 8, 2, 1, 6, 3, 1, 8, 6, 1, 5, 0, 8, 6, 5, 2, 4, 2, 5, 8, 9, 2, 1, 3, 3, 8, 7, 0, 1, 8, 2, 1, 2, 7, 3, 3, 9, 9, 4, 6, 4, 8 ]
[ "nonn", "cons", "easy" ]
A136576
[ 0, 1, -3, 10, -36, 136, -532, 2136, -8752, 36448, -153824, 656448, -2827904, 12281088, -53709632, 236337536, -1045603072, 4648306176, -20753783296, 93022530560, -418415228928, 1888065744896, -8544699844608, 38774062837760 ]
[ "easy", "sign" ]
A378216
[ 1, 0, 0, -1, 0, -2, 0, -2, -1, -2, 0, -4, 0, -2, -2, -3, 0, -4, 0, -4, -2, -2, 0, -6, -1, -2, -2, -4, 0, -6, 0, -4, -2, -2, -2, -7, 0, -2, -2, -6, 0, -6, 0, -4, -4, -2, 0, -8, -1, -4, -2, -4, 0, -6, -2, -6, -2, -2, 0, -10, 0, -2, -4, -5, -2, -6, 0, -4, -2, -6, 0, -10, 0, -2, -4, -4, -2, -6, 0, -8, -3, -2, 0, -10 ]
[ "sign" ]
A267705
[ 1, 10, 10101, 1101011, 111010111, 11110101111, 1111101011111, 111111010111111, 11111110101111112, 1111111101011111200, 111111111010111110000, 1.111111111010111e+22, 1.1111111111010111e+24, 1.111111111110101e+26, 1.11111111111101e+28 ]
[ "nonn", "easy" ]
A091440
[ 1, 2, 3, 7, 13, 23, 43, 79, 149, 257, 461, 821, 1451, 2549, 4483, 7879, 13859, 24247, 42683, 75037, 131707, 230773, 405401, 710569, 1246379, 2185021, 3831913, 6720059, 11781551, 20657677, 36221753, 63503639, 111333529, 195199289, 342243479, 600036989 ]
[ "nonn" ]
A272169
[ 7, 5, 2, 0, 1, 0, 7, 4, 2, 3 ]
[ "dead" ]
A201013
[ 1, 3, 12, 60, 10, 360, 105, 2520, 987, 20160, 9576, 280, 181440, 99144, 6300, 1814400, 1104840, 107415, 19958400, 13262040, 1708245, 15400, 239500800, 171119520, 27042444, 600600, 3113510400, 2366076960, 437729292, 16186170, 43589145600, 34941291840, 7335055728, 382056675, 1401400 ]
[ "nonn", "tabf" ]
A001517
[ 1, 3, 19, 193, 2721, 49171, 1084483, 28245729, 848456353, 28875761731, 1098127402131, 46150226651233, 2124008553358849, 106246577894593680, 5739439214861417000, 332993721039856800000, 2.0651350143685985e+22 ]
[ "nonn", "easy", "nice" ]
A037012
[ 0, 1, -1, 1, 0, -1, 1, 1, -1, -1, 1, 2, 0, -2, -1, 1, 3, 2, -2, -3, -1, 1, 4, 5, 0, -5, -4, -1, 1, 5, 9, 5, -5, -9, -5, -1, 1, 6, 14, 14, 0, -14, -14, -6, -1, 1, 7, 20, 28, 14, -14, -28, -20, -7, -1, 1, 8, 27, 48, 42, 0, -42, -48, -27, -8, -1, 1, 9, 35, 75, 90, 42, -42, -90 ]
[ "sign", "easy", "tabl" ]
A269589
[ 1, 7, 25, 49, 109, 175, 265, 343, 559, 763, 1015, 1225, 1573, 1855, 2161, 2401, 3217, 3913, 4705, 5341, 6325, 7105, 7933, 8575, 9943, 11011, 12127, 12985, 14197, 15127, 16081, 16807, 19975, 22519, 25255, 27391, 30511, 32935, 35455, 37387 ]
[ "nonn" ]
A287639
[ 1, 1022, 513, 510, 1025, 766, 257, 1278, 641, 382, 1153, 638, 385, 1150, 769, 254, 1281, 702, 321, 1214, 577, 446, 1089, 830, 193, 1342, 449, 574, 961, 62, 1473, 318, 705, 1086, 833, 190, 1345, 670, 353, 1182, 609, 414, 1121, 798, 225, 1310, 481, 542, 993, 30 ]
[ "nonn", "look", "base" ]
A039130
[ 0, 1, 3, 4, 6, 7, 8, 9, 10, 11, 13, 14, 16, 17, 18, 19, 25, 30, 31, 33, 34, 36, 37, 38, 39, 40, 41, 43, 44, 46, 47, 48, 49, 52, 60, 61, 63, 64, 66, 67, 68, 69, 70, 71, 73, 74, 76, 77, 78, 79, 80, 81, 83, 84, 86, 87, 88, 89, 90, 91, 93, 94, 96, 97, 98, 99, 100, 101, 103 ]
[ "nonn", "base", "easy" ]
A351385
[ 1, 2, 1, 6, 5, 2, 22, 21, 15, 5, 90, 89, 79, 49, 14, 394, 393, 378, 308, 168, 42, 1806, 1805, 1784, 1644, 1224, 594, 132, 8558, 8557, 8529, 8277, 7227, 4917, 2145, 429, 41586, 41585, 41549, 41129, 38819, 31889, 19877, 7865, 1430, 206098, 206097, 206052, 205392, 200772, 182754, 140712, 80652, 29172, 4862 ]
[ "nonn", "tabl" ]
A326165
[ 1, 2, 2, 3, 3, 3, 5, 6, 6, 5, 8, 11, 9, 11, 8, 13, 22, 25, 25, 22, 13, 21, 46, 60, 85, 60, 46, 21, 34, 91, 160, 261, 261, 160, 91, 34, 55, 182, 396, 838, 1136, 838, 396, 182, 55, 89, 371, 996, 2644, 5555, 5555, 2644, 996, 371, 89, 144, 746, 2480, 8646, 27902, 39808, 27902 ]
[ "nonn", "tabl" ]
A323148
[ 6, 18, 34, 54, 58, 454, 538, 994, 1122, 3222, 6582, 8886, 14974, 53014, 127086, 499662, 1112314, 1288818, 1408326, 3318318, 3773958 ]
[ "nonn", "more", "hard" ]
A151990
[ 14, 43, 314, 1029, 4655, 12649, 36610, 63084, 178619, 211914, 441209, 566275, 977430, 1185824, 1300299, 1984094, 2313640, 3292695, 3750929, 5078164, 7044274, 12377470, 13468104, 16470839, 23751609, 30919745, 36060100, 39401929 ]
[ "nonn" ]
A007025
[ 0, 0, 1, 1, 4, 14, 67, 428, 3515, 31763, 307543, 3064701, 31199068, 322264655, 3369911732, 35611596455, 379881408164, 4086847012014, 44308209298480 ]
[ "nonn", "more", "hard" ]
A283387
[ 1, 10, 100, 1011, 10001, 101110, 1000100, 10111011, 100010001, 1011111110, 10001111100, 101110111011, 1000100010001, 10111111101110, 100011111000100, 1011101110111111, 10001000100011112, 101111111011101100, 1000111110001000100, 10111011101111112000 ]
[ "nonn", "easy" ]
A001506
[ 0, 0, 1, 4, 24, 188, 1705, 16980, 180670, 2020120, 23478426, 281481880, 3461873536, 43494961404, 556461656569, 7230987646484, 95244774132810, 1269534571172912, 17100621281619328, 232511930087682530, 3188042426888493000 ]
[ "nonn" ]
A218134
[ 1, 4, 17, 80, 369, 1700, 7841, 36160, 166753, 768996, 3546289, 16354000, 75417809, 347795396, 1603886913, 7396455680, 34109360321, 157298104900, 725393076049, 3345209499600, 15426707209777, 71141522037604, 328074947492321, 1512944453384000, 6977067089461281 ]
[ "nonn" ]
A010856
[ 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17 ]
[ "nonn", "easy" ]
A183602
[ 209304, 30539367, 3823553752, 495215814566, 63854542807704, 8251614370134644, 1066653925785997000, 137936054886331470000, 1.7840841964756696e+22, 2.3078483891457662e+24, 2.98559730522953e+26 ]
[ "nonn" ]
A090209
[ 1, 1, 1546, 12962661, 363303011071, 25571928251231076, 3.789505947767235e+21, 1.0494331112533563e+27, 4.983823743257311e+32, 3.803852815546296e+38, 4.434991713303177e+44 ]
[ "nonn", "easy" ]
A063727
[ 1, 2, 8, 24, 80, 256, 832, 2688, 8704, 28160, 91136, 294912, 954368, 3088384, 9994240, 32342016, 104660992, 338690048, 1096024064, 3546808320, 11477712896, 37142659072, 120196169728, 388962975744, 1258710630400 ]
[ "nonn", "easy" ]
A230785
[ 0, 8154, 4321988, 1986882996, 974259190594, 477873113683628, 234034971045993730, 114630033226085940000, 5.61470526295965e+22, 2.750133679747155e+25, 1.3470402134572096e+28 ]
[ "nonn" ]
A299602
[ 0, 0, 0, 0, 1, 0, 0, 3, 3, 0, 0, 6, 9, 6, 0, 0, 17, 27, 27, 17, 0, 0, 41, 147, 130, 147, 41, 0, 0, 104, 643, 1241, 1241, 643, 104, 0, 0, 261, 3051, 8825, 21367, 8825, 3051, 261, 0, 0, 655, 14539, 72751, 290941, 290941, 72751, 14539, 655, 0, 0, 1646, 69087, 589816, 4309263 ]
[ "nonn", "tabl" ]
A000595
[ 1, 2, 10, 104, 3044, 291968, 96928992, 112282908928, 458297100061728, 6666621572153928000, 3.4939054549349984e+23, 6.6603421985078185e+28, 4.655745648258699e+34, 1.20168591267113e+41, 1.1520501557604741e+48 ]
[ "nonn", "nice" ]
A120404
[ 0, 0, 0, 0, 0, 0, 1, 7, 5, 26, 97, 95, 267, 390, 864, 1002, 1718, 2074, 265, 2039, 7583 ]
[ "nonn" ]
A252892
[ 2, 29, 41, 6841, 37337, 53173, 105557, 124753, 614153, 26543659, 541946239, 2841940499, 3519222691, 30388671977, 6622987708039, 3925922161489421, 1089657644424399700, 9147679068859118000, 13196258966925435000, 505499305314204650000, 2.7152206507722455e+21 ]
[ "nonn" ]
A178780
[ 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, 1, 0, -1, 0, 0, -1, -1, 1, 0, -1, 1, 2, -1, 0, 3, 0, -2, 1, 1, -3, -1, 2, -1, -3, 1, 1, -2, 0, 3, 0, -1, 2, 1, -1, 0, 1, -1, -1, 0, 0, -1, 0, 1 ]
[ "sign", "fini", "full", "easy" ]
A113983
[ 1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 5, 7, 4, 1, 1, 9, 17, 13, 5, 1, 1, 19, 45, 43, 21, 6, 1, 1, 47, 135, 153, 89, 31, 7, 1, 1, 137, 463, 603, 401, 161, 43, 8, 1, 1, 465, 1817, 2657, 1969, 881, 265, 57, 9, 1, 1, 1819, 8121, 13111, 10633, 5191, 1709, 407, 73, 10, 1 ]
[ "nonn", "tabl" ]
A169453
[ 1, 8, 56, 392, 2744, 19208, 134456, 941192, 6588344, 46118408, 322828856, 2259801992, 15818613944, 110730297608, 775112083256, 5425784582792, 37980492079544, 265863444556808, 1861044111897656, 13027308783283592 ]
[ "nonn" ]
A307861
[ 1, 11, 121, 1111, 12221, 134431, 1234321, 1478741, 1600951, 17610461, 161696051, 193715071, 1634570971 ]
[ "nonn", "base", "more" ]
A073764
[ 6, 0, 10, 15, 14, 21, 18, 35, 22, 33, 26, 39, 0, 65, 30, 36, 38, 57, 44, 95, 46, 63, 42, 115, 50, 64, 58, 87, 54, 75, 68, 155, 60, 99, 74, 111, 72, 185, 66, 117, 86, 129, 92, 215, 94, 141, 78, 235, 84, 105, 98, 100, 96, 265, 90, 135, 118, 147, 122, 183, 108, 305, 102 ]
[ "nonn" ]
A096461
[ 1, 2, 4, 8, 14, 23, 46, 71, 142, 215, 263, 526, 791, 911, 1822, 2735, 3287, 3479, 3564, 3591, 3626, 3679, 3975, 4041, 4496, 4785, 4833, 5021, 10042, 15065, 15224, 15414, 15793, 16739, 17639, 18239, 18336, 18540, 18658, 19170, 19257, 19405, 23291 ]
[ "nonn", "nice" ]
A170725
[ 1, 44, 1892, 81356, 3498308, 150427244, 6468371492, 278139974156, 11960018888708, 514280812214444, 22114074925221092, 950905221784507000, 40888924536733800000, 1.7582237550795534e+21, 7.56036214684208e+22 ]
[ "nonn", "easy" ]
A114351
[ 5, 197, 3011, 5197, 10141, 46901, 59077, 81031, 499181, 555637, 648061, 902357, 985597, 1119817, 1479197, 1778197, 2491847, 2738117, 2910997, 3183727, 4444747, 4562741, 4804957, 5184121, 6145277, 7381261, 8958097, 9146021, 11609837 ]
[ "easy", "nonn" ]
A131370
[ 3, 2, 0, 0, 4, 12, 24, 44, 84, 168, 340, 684, 1368, 2732, 5460, 10920, 21844, 43692, 87384, 174764, 349524, 699048, 1398100, 2796204, 5592408, 11184812, 22369620, 44739240, 89478484, 178956972, 357913944, 715827884, 1431655764, 2863311528 ]
[ "nonn", "easy" ]
A079367
[ 11, 17, 23, 97, 107, 127, 409, 58889 ]
[ "nonn", "more" ]
A186090
[ 11258613, 280102672, 4527262140, 55707179395, 558643720724, 4754203179765, 35285910378578, 232998389350277, 1389861134920751, 7581135805604097, 38188894333159150, 179116588954318880, 787613147423182300 ]
[ "nonn" ]
A139062
[ 2, 5, 604801, 6652801, 1037836801, 14529715201, 59281238016001, 8515157028618240000 ]
[ "nonn" ]
A164267
[ 0, 1, 2, 7, 16, 46, 114, 309, 792, 2101, 5456, 14356, 37468, 98281, 256998, 673323, 1761984, 4614226, 12078110, 31624285, 82787980, 216750601, 567446112, 1485616392, 3889356696, 10182528721, 26658108074, 69791991919, 182717549872 ]
[ "easy", "nonn" ]
A359916
[ 1, 1, 7, 48, 349, 2718, 22403, 192375, 1701544, 15389227, 141643233, 1322344998, 12491424723, 119177917679, 1146750961711, 11115577075944, 108437559699613, 1063849149587086, 10489551647580028, 103891138998923740, 1033113794091793400, 10310925888014393000 ]
[ "nonn" ]
A274713
[ 1, 15, 966, 145750, 40075035, 17505749898, 11143554045652, 9741955019900400, 11201516780955126000, 1.639203807508621e+22, 2.974984048867259e+25, 6.558012673416755e+28, 1.7259713167417207e+32, 5.345842000377192e+35, 1.9248875334507806e+39, 7.973126100358261e+42, 3.7645241791600907e+46 ]
[ "nonn" ]
A373879
[ 4, 6, 8, 9, 12, 18, 22, 24, 33, 36, 44, 49, 66, 72, 88, 99, 119, 132, 198, 203, 217, 247, 264, 361, 396, 469, 493, 527, 529, 791, 792, 793, 833, 899, 923, 973, 1139, 1159, 1349, 1421, 1519, 1591, 1679, 1921, 1943, 2077, 2173, 2363, 2507, 2743, 2779, 3151 ]
[ "nonn" ]
A022657
[ 1, 29, 464, 5423, 51562, 421660, 3067243, 20294258, 124073136, 709124530, 3822833563, 19575902886, 95762136734, 449596203788, 2033731127704, 8892638053645, 37692168204784, 155240829585546 ]
[ "nonn" ]
A321374
[ 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 2, 0, 0, 0, 3, 0, 1, 1, 3, 0, 2, 0, 5, 0, 1, 1, 8, 0, 3, 1, 8, 0, 5, 1, 12, 2, 4, 2, 18, 0, 9, 3, 18, 2, 14, 3, 28, 3, 13, 5, 39, 2, 22, 10, 42, 5, 32, 8, 61, 8, 34, 14, 85, 7, 52, 22, 91, 14, 74, 20, 132, 24, 80 ]
[ "nonn" ]
A102505
[ 24, 35, 40, 42, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 91, 96, 99, 104, 105, 110, 112, 117, 119, 120, 126, 130, 132, 135, 140, 143, 144, 152, 153, 154, 156, 160, 161, 165, 168, 170, 171, 175, 176, 180, 182, 187, 189, 190, 192, 195 ]
[ "nonn" ]
A187058
[ 11, 17, 41, 1277, 1607, 3527, 13901, 21557, 26681, 28277, 31247, 33617, 55661, 68897, 97367, 113147, 128981, 166841, 195731, 221717, 347981, 348431, 354371, 416387, 421697, 506327, 548831, 566537, 665111, 844427, 929057, 954257 ]
[ "nonn" ]
A163121
[ 8, 26, 61, 127, 819, 1468, 3913, 5131, 9423, 21014, 25695, 44821, 60921, 70246, 93175, 135053, 189754, 209405, 281080, 335959, 362017, 460271, 535850, 665665, 869798, 983645, 1037855, 1165724, 1231029, 1368809, 1963199, 2156966, 2474017, 2575027 ]
[ "nonn" ]
A228654
[ 1, 2, 34, 416, 24109, 1482892, 337258048, 99770848656, 92600434253746, 128571982215641570, 497887042842429900000, 3.189515020018987e+24, 5.233411347678645e+28, 1.5272843197162677e+33 ]
[ "nonn" ]
A299928
[ 7, 13, 19, 29, 34, 37, 39, 49, 53, 55, 58, 61, 67, 74, 79, 91, 93, 97, 103, 109, 125, 127, 129, 130, 139, 146, 147, 163, 170, 173, 178, 194, 199, 201, 211, 217, 218, 219, 223, 229, 237, 247, 259, 273, 277, 283, 290, 291, 293, 298, 309, 313, 314, 327, 338, 349 ]
[ "nonn" ]
A160134
[ 180, 252, 396, 468, 612, 684, 828, 1044, 1116, 1260, 1332, 1476, 1548, 1692, 1908, 1980, 2124, 2196, 2340, 2412, 2556, 2628, 2772, 2844, 2988, 3060, 3204, 3276, 3420, 3492, 3636, 3708, 3852, 3924, 4068, 4140, 4284, 4572, 4716 ]
[ "nonn" ]
A328179
[ 0, 1, 2, 3, 3, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 7, 7, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 12, 13, 13, 13, 13, 13, 13, 13, 13, 14, 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 17, 17 ]
[ "nonn" ]
A352723
[ 2, 2, 2, 2, 5, 5, 13, 11, 2, 2, 2, 17, 17, 17, 17, 19, 2, 2, 2, 2, 2, 2, 2, 2, 3, 29, 5, 37, 37, 41, 41, 43, 37, 53, 53, 61, 59, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 17, 17, 17, 17, 5, 5, 5, 5, 73, 73, 71, 83, 89, 89, 73, 73, 67, 97, 97, 101, 101, 109 ]
[ "nonn", "base" ]
A241408
[ 0, 0, 1, 1, 2, 4, 5, 9, 11, 18, 24, 34, 46, 63, 83, 109, 147, 189, 245, 315, 406, 513, 650, 817, 1030, 1287, 1593, 1978, 2450, 3013, 3689, 4523, 5511, 6711, 8140, 9852, 11892, 14334, 17217, 20657, 24727, 29531, 35197, 41894, 49761, 59000, 69861, 82542, 97393 ]
[ "nonn", "easy" ]
A147540
[ 5, 231, 7967, 260223, 8372735, 268306431, 8588894207, 274869551103, 8796026044415, 281474440364031, 9007194961870847, 288230341800362000, 9223371762010423000, 295147902980463800000, 9.444732948147641e+21 ]
[ "base", "easy", "nonn" ]
A107082
[ 0, 1, 3, 6, 10, 15, 21, 28, 36, 45, 0, 1, 3, 6, 10, 15, 21, 28, 117, 0, 1, 3, 6, 10, 15, 21, 99, 108, 0, 1, 3, 6, 10, 15, 21, 810, 0, 1, 3, 6, 10, 15, 82, 90, 99, 0, 1, 3, 6, 10, 15, 82, 171, 0, 1, 3, 6, 10, 15, 693, 702, 0, 1, 3, 6, 10, 15, 6804, 0, 1, 3, 6, 10, 66, 73, 81, 90, 0, 1, 3, 6 ]
[ "base", "fini", "full", "nonn" ]
A376536
[ 1, 4, 5, 33, 63, 112, 179, 260, 369, 502, 659, 868, 1098, 1367, 1703, 2046, 2457, 2895, 3392, 3975, 4591, 5322, 6069, 6899, 7807, 8828, 9836, 10948, 12290, 13440, 14838, 16392, 18046, 19712, 21259, 23381, 25382, 27506, 29679, 32083, 34509, 37062, 39727, 42405 ]
[ "nonn" ]
A367329
[ 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 9, 10, 10, 10, 11, 11, 11, 11, 12, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, 15, 15, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20, 20 ]
[ "easy", "frac", "nonn" ]
A347098
[ 1, -1, -2, -4, -2, -5, -4, -10, -12, -7, -2, -1, -4, -11, -12, -16, -2, -1, -4, -7, -18, -13, -6, 42, -20, -17, -42, -5, -2, 21, -6, -4, -24, -19, -26, 106, -4, -23, -30, 38, -2, 45, -4, -25, -10, -29, -6, 196, -56, -17, -36, -23, -6, 123, -28, 82, -42, -31, -2, 225, -6, -37, 4, 80, -38, 15, -4, -43, -52, 39, -2, 413 ]
[ "sign" ]
A033477
[ 8, 12, 18, 27, 45, 75, 125, 175, 245, 343, 539, 847, 1331, 1573, 1859, 2197, 2873, 3757, 4913, 5491, 6137, 6859, 8303, 10051, 12167, 15341, 19343, 24389, 26071, 27869, 29791, 35557, 42439, 50653, 56129, 62197, 68921, 72283, 75809, 79507, 86903, 94987, 103823 ]
[ "nonn" ]
A345531
[ 3, 4, 7, 8, 13, 16, 19, 23, 25, 31, 32, 41, 43, 47, 49, 59, 61, 64, 71, 73, 79, 81, 89, 97, 101, 103, 107, 109, 113, 121, 128, 137, 139, 149, 151, 157, 163, 167, 169, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 243, 256, 263, 269, 271, 277 ]
[ "nonn" ]
A196306
[ 1, 3, 0, 1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, 0, 0, 0, -1, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, -1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, -1, 0, 0, -1, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, -1, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, -1, 0, 0, 1, 0, 0, -1, 0, 0, -1, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, -1, 0, 0, -1, 0, 0, 1, 0, 0, -1, 0, 0, -1, 0, 0, 1, 0, 0, 0, 0, 0, -1, 0, 0, -1, 0, 0, 1, 0, 0, -1, 0, 0, -1, 0, 0, 1, 0 ]
[ "sign" ]
A006716
[ 1, 4, 9, 49, 144, 441, 1444, 11449, 44944, 991494144, 4914991449, 149991994944, 9141411499911440, 199499144494999460, 9914419419914449000, 444411911999914900000, 4.199949991491499e+35 ]
[ "nonn", "base", "changed" ]
A385631
[ 120, 720, 2520, 6720, 15120, 30240, 55440, 240240, 360360 ]
[ "nonn", "fini", "full" ]
A237351
[ 3, 5, 12, 17, 20, 21, 27, 35, 41, 45, 47, 48, 59, 68, 75, 80, 83, 84, 89, 101, 108, 111, 119, 125, 129, 131, 140, 147, 153, 164, 167, 173, 180, 185, 188, 189, 192, 201, 215, 227, 236, 237, 243, 245, 251, 255, 257, 269, 272, 287, 293, 300, 311, 315, 320, 327 ]
[ "nonn" ]
A042756
[ 30, 181, 211, 603, 3829, 8261, 12090, 80801, 4860150, 29241701, 34101851, 97445403, 618774269, 1334993941, 1953768210, 13057603201, 785409960270, 4725517364821, 5510927325091, 15747372015003, 99995159415109, 215737690845221, 315732850260330 ]
[ "nonn", "frac", "easy" ]
A012375
[ 1, 2, 24, 670, 33320, 2585578, 288966436, 44079504222, 8829945884336, 2255967459804498, 718404622768739000, 279841132618425760000, 1.3125120611022665e+23, 7.312030031449678e+25 ]
[ "nonn" ]
A088262
[ 11, 3, 13, 7, 17, 37, 19, 29, 59, 79, 11, 211, 311, 811, 911, 13, 113, 313, 613, 1013, 1213, 17, 317, 617, 1117, 1217, 2017, 2417, 19, 419, 619, 719, 919, 1019, 1319, 1619, 421, 521, 821, 1021, 1321, 1621, 1721, 2221, 2521, 23, 223, 523, 823, 1123, 1223 ]
[ "base", "easy", "nonn", "tabl" ]
A305528
[ 32, 1576, 26000, 506359, 9599897, 180860170, 3433486971, 65111777047, 1233566348589, 23389104641408, 443405789886680, 8405362397863385, 159346410605297100, 3020798825901559300, 57266233957263880000 ]
[ "nonn" ]
A202045
[ 141, 7669, 149149, 4188917, 119412837, 3573771563, 108356007319, 3336377520415, 103795034576253, 3257057281323371 ]
[ "nonn" ]
A289863
[ 2, 3, 5, 7, 11, 13, 349, 433, 1579, 10723, 14389, 71143, 4197553, 8988043, 674103373, 4532949133, 26658671803, 19959489066463, 3929055890920873, 129745350297287820000, 2.1836147377945e+21, 6.9909102420242e+32 ]
[ "nonn" ]
A037410
[ 1, 5, 25, 26, 30, 31, 125, 126, 130, 131, 150, 151, 155, 625, 626, 630, 631, 650, 651, 655, 656, 750, 751, 755, 756, 775, 776, 780, 3125, 3126, 3130, 3131, 3150, 3151, 3155, 3156, 3250, 3251, 3255, 3256, 3275, 3276, 3280, 3281 ]
[ "nonn", "base" ]
A214472
[ 1, 155, 186, 340, 868, 2108, 5270, 6324, 7905, 9300, 11067, 13020, 13888, 14756, 15810, 18445, 18445, 22848, 31620, 31620, 36890, 42160, 50592, 55335, 55335, 66402, 73780, 73780, 73780, 101184, 110670, 110670, 110670, 110670, 147560, 147560, 148800, 158100 ]
[ "nonn", "fini", "full" ]
A080119
[ 1, 2, 7, 33, 81, 74395, 8369196, 215802898, 414859094165, 520973680640109, 4064761999842441000, 517978450857911900000, 4.2550278268960176e+21, 5.222501054779099e+27, 7.180007203759188e+35 ]
[ "nonn" ]
A108682
[ 1, 17, 122, 560, 1946, 5586, 13944, 31284, 64515, 124267, 226226, 392756, 654836, 1054340, 1646688, 2503896, 3718053, 5405253, 7710010, 10810184, 14922446, 20308310, 27280760, 36211500, 47538855, 61776351, 79522002, 101468332, 128413160, 161271176, 201086336 ]
[ "nonn", "easy" ]
A173425
[ 3, 0, 4, 0, 7, 1, 12, 6, 15, 11, 16, 13, 19, 20, 24, 35, 27, 46, 28, 50, 31, 63, 36, 88 ]
[ "nonn", "uned" ]
A156940
[ 13, 19, 43, 139, 523, 32779, 8388619, 536870923, 2147483659, 36028797018963976, 2.3611832414348226e+21, 1.5111572745182865e+23, 2.5462949704181076e+89 ]
[ "nonn" ]
A204479
[ 1899, 2745, 1587, 1482, 3270, 11364, 33788, 125749, 476619, 1783368, 6757316, 25622336, 97073670, 368025451, 1395302683, 5289791566, 20055095722, 76034674700, 288268723496, 1092909614313, 4143535016651, 15709332068284 ]
[ "nonn" ]
A210771
[ 1, 2, 4, 6, 3, 8, 5, 10, 12, 7, 14, 16, 18, 9, 20, 22, 11, 24, 26, 13, 28, 30, 15, 32, 17, 34, 36, 19, 38, 40, 21, 42, 44, 23, 46, 48, 25, 50, 52, 27, 54, 56, 29, 58, 60, 31, 62, 64, 66, 33, 68, 70, 35, 72, 74, 37, 76, 78, 39, 80, 82, 41, 84, 86, 43, 88, 90 ]
[ "nonn" ]
A255727
[ 7, 0, 7, 7, 6, 0, 3, 9, 3, 1, 1, 5, 2, 8, 8, 0, 3, 5, 3, 9, 5, 2, 8, 0, 2, 1, 8, 3, 0, 2, 8, 2, 0, 0, 1, 3, 6, 5, 7, 5, 4, 6, 9, 6, 2, 0, 3, 3, 6, 3, 0, 2, 7, 5, 8, 3, 1, 7, 2, 7, 8, 8, 1, 6, 3, 6, 1, 8, 4, 5, 7, 2, 6, 4, 3, 8, 2, 0, 3, 6, 5, 8, 0, 8, 3, 1, 8, 8, 1, 2, 6, 6, 1, 7, 7, 2, 3, 8, 2, 0, 9, 4, 4 ]
[ "nonn", "cons" ]