Datasets:
N8Programs
/
oeis-enhanced

Dataset card Data Studio Files
xet
Community
1
id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
⌀
A361196
[ 1, 1, 4, 16, 1024, 65536, 16777216, 4294967296, 70368744177664, 1152921504606847000, 7.555786372591432e+22, 4.951760157141521e+27, 5.192296858534828e+33, 5.444517870735016e+39, 2.283596308329536e+46 ]
[ "nonn", "frac" ]
A386657
[ 1, 5, 287, 274532, 4362420261, 1131407873777920, 4.729288202285254e+21, 3.170480744953189e+29, 3.403239075131794e+38, 5.846207259092593e+48 ]
[ "nonn" ]
A230740
[ 1, 1, 3, 10, 51, 370, 3691, 48525, 812089, 16832928, 422860609, 12649706416, 444120983433, 18078156682309, 844323149201499, 44838127594166770, 2686250544297734000, 180295858504407020000, 1.347349067289975e+22, 1.1148742453920584e+24 ]
[ "nonn" ]
A290838
[ 2, 2, 3, 5, 5, 7, 7, 13, 11, 11, 11, 13, 13, 19, 17, 17, 17, 19, 19, 37, 23, 23, 23, 29, 29, 31, 29, 29, 29, 31, 31, 37, 37, 41, 37, 37, 37, 43, 41, 41, 41, 43, 43, 61, 47, 47, 47, 53, 53, 67, 53, 53, 53, 59, 59, 61, 59, 59, 59, 61, 61, 67, 67, 71, 67, 67, 67, 73 ]
[ "nonn", "easy" ]
A202340
[ 1, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 2, 1 ]
[ "nonn" ]
A177021
[ 840, 3360, 7560, 10920, 13440, 21000, 30240, 31920, 41160, 43680, 53760, 68040, 84000, 98280, 101640, 120960, 127680, 141960, 164640, 166320, 174720, 189000, 215040, 242760, 272160, 273000, 286440, 287280, 303240, 336000, 370440, 393120, 406560, 444360 ]
[ "nonn" ]
A000294
[ 1, 1, 4, 10, 26, 59, 141, 310, 692, 1483, 3162, 6583, 13602, 27613, 55579, 110445, 217554, 424148, 820294, 1572647, 2992892, 5652954, 10605608, 19765082, 36609945, 67405569, 123412204, 224728451, 407119735, 733878402, 1316631730, 2351322765, 4180714647, 7401898452, 13051476707, 22922301583, 40105025130, 69909106888, 121427077241, 210179991927, 362583131144 ]
[ "nonn", "easy" ]
A086270
[ 1, 3, 1, 6, 4, 1, 10, 9, 5, 1, 15, 16, 12, 6, 1, 21, 25, 22, 15, 7, 1, 28, 36, 35, 28, 18, 8, 1, 36, 49, 51, 45, 34, 21, 9, 1, 45, 64, 70, 66, 55, 40, 24, 10, 1, 55, 81, 92, 91, 81, 65, 46, 27, 11, 1, 66, 100, 117, 120, 112, 96, 75, 52, 30, 12, 1, 78, 121, 145, 153, 148, 133, 111 ]
[ "nonn", "easy", "tabl" ]
A051924
[ 1, 4, 14, 50, 182, 672, 2508, 9438, 35750, 136136, 520676, 1998724, 7696444, 29716000, 115000920, 445962870, 1732525830, 6741529080, 26270128500, 102501265020, 400411345620, 1565841089280, 6129331763880, 24014172955500, 94163002754652, 369507926510352 ]
[ "easy", "nice", "nonn" ]
A210126
[ 8, 2609, 7873809, 198219480450, 41562568796591220, 7.259920848431772e+22, 1.056388250136974e+30, 1.2804979073483083e+38 ]
[ "nonn" ]
A204706
[ 7, 33, 257, 3473, 73345, 2542369, 140090241, 12503757969, 1787244586881, 411927241028353, 152442345546739970, 90819596095626890000, 8.696042624053781e+22, 1.339638742025743e+26 ]
[ "nonn" ]
A175484
[ 5, 13, 9, 11, 17, 13, 25, 23, 37, 15, 41, 17, 25, 53, 21, 39, 65, 33, 21, 47, 77, 37, 51, 23, 85, 29, 27, 59, 97, 45, 25, 101, 27, 113, 71, 121, 57, 41, 133, 137, 45, 33, 35, 69, 157, 43, 99, 73, 33, 39, 181, 185, 57, 85, 193, 51, 119, 35, 123, 93, 55, 131, 217, 221, 37, 45 ]
[ "nonn" ]
A119884
[ 1, 1, 1, 3, 17, 85, 449, 3143, 26529, 238761, 2337089, 25707979, 311198513, 4045580669, 56438768385, 846581525775, 13564695924545, 230599830717265, 4148392073235329, 78819449391471250, 1576759359017662500, 33111946539370914000, 728393474991766900000 ]
[ "easy", "nonn" ]
A211388
[ 1, 13, 97, 545, 2561, 10625, 40193, 141569, 471041, 1496065, 4571137, 13516801, 38862849, 109051905, 299565057, 807600129, 2141192193, 5592842241, 14413725697, 36698062849, 92408905729, 230359564289, 568965726209, 1393398120449 ]
[ "nonn", "easy" ]
A083416
[ 1, 2, 4, 5, 10, 11, 22, 23, 46, 47, 94, 95, 190, 191, 382, 383, 766, 767, 1534, 1535, 3070, 3071, 6142, 6143, 12286, 12287, 24574, 24575, 49150, 49151, 98302, 98303, 196606, 196607, 393214, 393215, 786430, 786431, 1572862, 1572863, 3145726, 3145727, 6291454 ]
[ "easy", "nonn" ]
A311819
[ 1, 4, 8, 13, 17, 21, 25, 30, 35, 39, 43, 47, 50, 55, 60, 65, 67, 71, 77, 82, 87, 90, 95, 96, 102, 107, 112, 114, 117, 124, 129, 134, 137, 143, 143, 149, 154, 159, 160, 164, 171, 176, 181, 183, 191, 190, 197, 201, 206, 206 ]
[ "nonn" ]
A200227
[ 2, 1, 2, 2, 0, 7, 2, 6, 1, 5, 9, 7, 9, 1, 8, 2, 9, 8, 9, 7, 8, 2, 3, 7, 4, 0, 5, 0, 1, 0, 3, 7, 5, 4, 0, 3, 7, 3, 2, 0, 7, 9, 1, 5, 7, 5, 0, 6, 1, 9, 7, 1, 1, 7, 0, 2, 4, 0, 1, 5, 1, 2, 3, 5, 4, 5, 2, 5, 4, 6, 3, 6, 4, 7, 4, 6, 8, 2, 1, 5, 3, 4, 7, 1, 5, 8, 9, 5, 1, 0, 6, 7, 2, 1, 5, 0, 0, 5, 7 ]
[ "nonn", "cons" ]
A143153
[ 1, -1, 2, -1, 0, 3, 0, -2, 0, 2, -1, 0, 0, 0, 5, 1, -2, -3, 0, 0, 2, -1, 0, 0, 0, 0, 0, 7, 0, 0, 0, -2, 0, 0, 0, 2, 0, 0, -3, 0, 0, 0, 0, 0, 3, 1, -2, 0, 0, -5, 0, 0, 0, 0, 2, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 0, 2, 0, -2, 0, -2, 0, 0, 0, 0, 0, 2, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 1, -2, 0, 0, 0, 0, -7, 0, 0, 0, 0, 0, 0, 2 ]
[ "tabl", "sign" ]
A373439
[ 1, 1, 1, 5, 1, 1, 1, 5, 10, 1, 1, 5, 1, 1, 1, 21, 1, 10, 1, 5, 1, 1, 1, 5, 26, 1, 10, 5, 1, 1, 1, 21, 1, 1, 1, 25, 1, 1, 1, 5, 1, 1, 1, 5, 10, 1, 1, 21, 50, 26, 1, 5, 1, 10, 1, 5, 1, 1, 1, 5, 1, 1, 10, 85, 1, 1, 1, 5, 1, 1, 1, 25, 1, 1, 26, 5, 1, 1, 1, 21, 91, 1, 1, 5, 1 ]
[ "nonn", "frac" ]
A372711
[ 0, 2, 3, 8, 30, 462, 10395 ]
[ "nonn", "more" ]
A035624
[ 0, 0, 1, 1, 2, 2, 5, 5, 8, 8, 14, 15, 22, 23, 34, 37, 51, 54, 74, 81, 107, 116, 150, 165, 210, 229, 287, 316, 392, 430, 526, 580, 704, 774, 929, 1024, 1223, 1347, 1593, 1756, 2068, 2278, 2663, 2933, 3416, 3762, 4355, 4793, 5529, 6084, 6985, 7680, 8789 ]
[ "nonn" ]
A309001
[ 3, 3, 6, 4, 60, 840, 2520, 3465, 360360, 11440, 2450448, 23279256, 46558512, 356948592, 2230928700, 80313433200, 2329089562800, 144403552893600, 3702655202400, 72201776446800, 1068586291412640, 763275922437600, 5215718803323600, 40777437916893600, 103511957789037600, 718702343285249700 ]
[ "nonn", "frac" ]
A065407
[ 1, 3, 9, 45, 2949 ]
[ "nonn" ]
A117497
[ 0, 1, 2, 2, 3, 3, 4, 3, 4, 4, 5, 4, 5, 5, 5, 4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 6, 6, 7, 6, 7, 5, 6, 6, 7, 6, 7, 7, 7, 6, 7, 7, 8, 7, 7, 8, 9, 6, 7, 7, 7, 7, 8, 7, 8, 7, 8, 8, 9, 7, 8, 8, 8, 6, 7, 7, 8, 7, 8, 8, 9, 7, 8, 8, 8, 8, 8, 8, 9, 7, 8, 8, 9, 8, 8, 9, 9, 8, 9, 8, 9, 9, 9, 10, 9, 7, 8, 8, 8, 8, 9, 8, 9, 8, 9 ]
[ "nonn" ]
A338995
[ 1, 3, 1, 6, 7, 1, 10, 28, 11, 1, 15, 84, 66, 15, 1, 21, 210, 286, 120, 19, 1, 28, 462, 1001, 680, 190, 23, 1, 36, 924, 3003, 3060, 1330, 276, 27, 1, 45, 1716, 8008, 11628, 7315, 2300, 378, 31, 1, 55, 3003, 19448, 38760, 33649, 14950, 3654, 496, 35, 1, 66, 5005, 43758, 116280, 134596, 80730, 27405, 5456, 630, 39, 1 ]
[ "nonn", "tabl" ]
A054847
[ 0, 1, 3, 3, 5, 5, 5, 8, 8, 8, 11, 11, 11, 15, 15, 15, 15, 19, 19, 19, 19, 23, 23, 23, 23, 27, 27, 27, 27, 27, 32, 32, 32, 32, 32, 36, 36, 36, 36, 42, 42, 42, 42, 42, 42, 47, 47, 47, 47, 47, 52, 52, 52, 52, 52, 52, 58, 58, 58, 58, 58, 58, 64, 64, 64, 64, 64, 64, 70, 70, 70, 70 ]
[ "easy", "nonn" ]
A030966
[ 1, 2, 7, 31, 159, 958, 6706, 53654, 482888, 4828888, 53117772, 637413271, 8286372532, 116009215452, 1740138231786, 27842211708589, 473317599046024, 8519716782828440, 161874618873740350, 3237492377474807300 ]
[ "nonn" ]
A074394
[ 1, 2, 3, 5, 13, 62, 801, 49649, 39768787, 1974480504962, 78522694637486180000, 1.5504152975880062e+32, 1.2174278697379026e+52 ]
[ "nonn" ]
A116704
[ 1, 1, 2, 6, 22, 86, 338, 1318, 5110, 19770, 76466, 295810, 1144530, 4428622, 17136186, 66306722, 256565926, 992749334, 3841316550, 14863484902, 57512368162, 222536820262, 861078033110, 3331832349354, 12892103081874, 49884359171762 ]
[ "nonn", "easy" ]
A007104
[ 1, 1, 1, 2, 1, 4, 1, 4, 4, 4, 2, 10, 1, 5, 7, 12, 1, 10, 4, 10, 12, 4, 6, 24, 4, 12, 7, 10, 5, 26, 6, 20, 13, 12, 7, 30, 11, 4, 15, 32, 6, 26, 6, 28, 23, 12, 7, 52, 12, 10, 28, 10, 6, 40, 14, 44, 17, 24, 12, 56, 19, 12, 20, 36, 27, 44, 11, 28, 16 ]
[ "nonn" ]
A263945
[ 26, 871, 59930, 1155895, 77814386, 1500376111, 101003038370, 1947487061455, 131101866015146, 2527836705417751, 170170121084646400, 3281130096145204700, 220880686066005050000, 4.25890433695977e+21, 2.8670296034355347e+23, 5.528054548243685e+24 ]
[ "nonn", "easy" ]
A350112
[ 1, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 2, 3, 4, 5, 2, 0, 1, 3, 6, 10, 9, 4, 0, 0, 1, 4, 10, 16, 16, 8, 0, 0, 0, 1, 5, 14, 25, 28, 16, 0, 0, 0, 0, 1, 6, 19, 38, 48, 32, 16, 8, 4, 2, 1, 1, 7, 25, 56, 80, 80, 60, 40, 25, 15, 3, 0, 1, 8, 32, 80, 136, 166, 157, 128, 95, 40, 9, 0, 0 ]
[ "easy", "nonn", "tabl" ]
A245411
[ 1, 1, 4, 27, 256, 3125, 46656, 823536, 16776768, 387399753, 9999125200, 285275370611, 8914569819552, 302808495261181, 11108991885125512, 437751439912499200, 18439707410896028000, 826876746821203800000, 3.932677614169368e+22, 1.9773121473763285e+24 ]
[ "nonn" ]
A237529
[ 6, 156, 1191, 5565, 19620, 57351, 146391, 336951, 714555, 1417515, 2660196, 4763226, 8191911, 13604220, 21909810, 34341666, 52542036, 78664446, 115493685, 166585755, 236429886, 330634821, 456141681, 621465825, 836970225, 1115172981, 1471091706, 1922627616 ]
[ "nonn", "easy" ]
A234814
[ 195, 209, 247, 266, 285, 375, 392, 407, 465, 476, 481, 518, 555, 592, 605, 629, 644, 645, 715, 735, 736, 782, 803, 825, 880, 915, 935, 1066, 1095, 1148, 1168, 1183, 1185, 1274, 1275, 1365, 1394, 1417, 1455, 1526, 1534, 1545, 1547, 1635, 1651, 1652, 1679, 1725, 1744, 1815, 1853, 1886, 1898, 1904, 1905 ]
[ "nonn", "base" ]
A070774
[ 23, 27, 41, 47, 65, 73, 75, 77, 79, 85, 89, 101, 103, 113, 119, 125, 155, 159, 161, 165, 169, 175, 179, 183, 215, 217, 221, 233, 249, 253, 257, 263, 265, 275, 289, 291, 297, 299, 311, 329, 339, 341, 345, 347, 349, 353, 359, 363, 367, 375, 377, 379, 385, 395 ]
[ "nonn" ]
A340760
[ 0, 0, 0, 0, 1, 0, 1, 1, 3, 1, 4, 3, 7, 4, 9, 7, 14, 9, 17, 14, 24, 17, 29, 24, 38, 29, 45, 38, 57, 45, 66, 57, 81, 66, 93, 81, 111, 93, 126, 111, 148, 126, 166, 148, 192, 166, 214, 192, 244, 214, 270, 244, 305, 270, 335, 305, 375, 335, 410, 375, 455, 410, 495, 455, 546, 495 ]
[ "nonn", "easy" ]
A156053
[ 5, 29, 41, 2729, 137, 14321, 281, 3404309, 33329, 641, 4206929, 1366529, 281189, 7589, 625169, 5009, 2081, 63029, 5477, 2657, 2801, 15269, 19469, 25997, 49169, 11489, 23909, 289109, 14009, 129629, 32909, 3254729, 88577309, 93809, 412589 ]
[ "easy", "nonn" ]
A368471
[ 1, 3, 4, 1, 6, 12, 8, 11, 1, 18, 12, 4, 14, 24, 24, 1, 18, 3, 20, 6, 32, 36, 24, 44, 1, 42, 31, 8, 30, 72, 32, 43, 48, 54, 48, 1, 38, 60, 56, 66, 42, 96, 44, 12, 6, 72, 48, 4, 1, 3, 72, 14, 54, 93, 72, 88, 80, 90, 60, 24, 62, 96, 8, 1, 84, 144, 68, 18, 96, 144 ]
[ "nonn", "easy", "mult" ]
A129920
[ -1, -1, 2, 3, -4, -10, 5, 29, 2, -76, -45, 178, 212, -361, -750, 565, 2282, -306, -6206, -2428, 15176, 14353, -32719, -55104, 57933, 176234, -61524, -499047, -97429, 1271400, 921652, -2887641, -3948938, 5590078, 13380187, -7828378, -39536779, 108416, 104810904 ]
[ "sign", "easy" ]
A111022
[ 0, 1, 2, 4, 10, 40, 55, 162, 264, 506, 870, 948, 1339, 3587, 6428, 48490, 81487 ]
[ "more", "nonn" ]
A160279
[ 1, 34, -526, -132260, -1842644, 827195384, 43621279096, -6864932326064, -747004639162480, 66976371647992860, 13585352863673379000, -664640573754345100000, -2.739539781913326e+23, 4.1006700821523925e+24, 6.12970046992486e+27 ]
[ "sign", "frac" ]
A135763
[ 1, 6, 12, 14, 42, 96, 84, 108, 300, 278, 144, 480, 546, 252, 600, 672, 618, 1152, 732, 828, 2016, 1276, 720, 2112, 2100, 1302, 2040, 2078, 2100, 3360, 1872, 1740, 4908, 3360, 1728, 4800, 5082, 2844, 4344, 4684, 3600, 6720, 4200, 3612, 10080, 5856, 3168, 8832 ]
[ "nonn" ]
A074122
[ 1, 1, 3, 1, 3, 1, 3, 1, 9, 8, 4, 13, 27, 6, 15, 25, 22, 16, 29, 14, 26, 9, 8, 3, 16, 19, 4, 23, 31, 20, 17, 42, 7, 68, 21, 26, 3, 16, 30, 53, 6, 73, 18, 84, 19, 26, 77, 32, 5, 83, 3, 55, 16, 107, 1, 44, 5, 40, 7, 207, 17, 41, 17, 14, 23, 49, 100, 46, 34, 36, 47, 216, 50, 17, 7, 58 ]
[ "nonn" ]
A230396
[ 0, 2, 842, 88580, 6605632, 501998702, 36506815072, 2615818813066, 188195658264154, 13518798637898886, 970332017010857300, 69648203212678610000, 4.999249684402346e+21, 3.5882385509547173e+23 ]
[ "nonn" ]
A007756
[ 0, 0, 1, 1, 2, 3, 11, 38, 156, 638, 2973, 13882, 67868, 338147, 1720303, 8905996, 46774728, 248918004, 1340083514, 7288922610, 40019870539, 221582395052, 1236358849827 ]
[ "nonn", "more", "changed" ]
A183167
[ 0, 0, 0, 5, 2, 7, 2, 8, 9, 5, 6, 7, 0, 5, 7, 7, 5, 1, 0, 4, 6, 0, 7, 4, 0, 9, 7, 5, 0, 5, 4, 7, 8, 8, 5, 8, 2, 8, 1, 9, 9, 6, 2, 5, 3, 4, 7, 2, 9, 6, 9, 8, 9, 5, 3, 3, 1, 0, 1, 3, 4, 0, 4, 2, 2, 6, 8, 8, 5, 6, 8, 2, 7, 3, 2, 4, 6, 5, 1, 4, 1, 1, 8, 2, 1, 4, 4, 0, 4, 1, 3, 8, 0, 7, 9, 7, 9, 9, 9, 6 ]
[ "nonn", "cons" ]
A035607
[ 1, 1, 2, 1, 4, 2, 1, 6, 8, 2, 1, 8, 18, 12, 2, 1, 10, 32, 38, 16, 2, 1, 12, 50, 88, 66, 20, 2, 1, 14, 72, 170, 192, 102, 24, 2, 1, 16, 98, 292, 450, 360, 146, 28, 2, 1, 18, 128, 462, 912, 1002, 608, 198, 32, 2, 1, 20, 162, 688, 1666, 2364, 1970, 952, 258, 36, 2, 1, 22, 200, 978, 2816 ]
[ "nonn", "easy", "tabl" ]
A138027
[ 1357323, 1357324, 1562041, 1562042, 1671903, 1671904, 1889953, 1889954, 2010855, 2010856, 3826141, 3826142, 3851581, 3851582, 3933721, 3933722, 4652475, 4652476, 4652501, 4738773, 4738774, 5518809, 5518810, 5826123 ]
[ "nonn" ]
A202862
[ 7, 42, 4578, 17232446, 2303711043274 ]
[ "nonn", "more" ]
A141723
[ 1, 3, 4, 11, 28, 24, 42, 156, 225, 160, 163, 792, 1596, 1736, 1120, 638, 3820, 9855, 14400, 13230, 8064, 2510, 17832, 55968, 102520, 122265, 100584, 59136, 9908, 81368, 300482, 661024, 968968, 1005004, 765765, 439296, 39203, 365104, 1549320, 3975440, 6910540, 8653008, 8112104, 5845840, 3294720 ]
[ "nonn", "tabl" ]
A034832
[ 1, 12, 228, 5928, 195624, 7824960, 367773120, 19859748480, 1211444657280, 82378236695040, 6178367752128000, 506626155674496000, 45089727855030140000, 4.328613874082894e+21, 4.4584722903053806e+23, 4.904319519335918e+25, 5.738053837623024e+27 ]
[ "easy", "nonn" ]
A208444
[ 192, 72662, 28421906, 11236338658, 4448918847452, 1761292062009546, 697471372604833700, 276168817065836280000, 1.0935767803985602e+23, 4.330223941703599e+25, 1.7146625234345038e+28 ]
[ "nonn" ]
A268451
[ 3, 9, 25, 67, 176, 456, 1169, 2971, 7496, 18796, 46880, 116386, 287775, 709005, 1741247, 4264131, 10415559, 25381773, 61721980, 149801330, 362926749, 877831299, 2120050410, 5112962906, 12314976142, 29625637490, 71188510125 ]
[ "nonn" ]
A033629
[ 23, 25, 33, 35, 43, 45, 67, 92, 94, 96, 111, 121, 136, 143, 160, 165, 170, 172, 187, 194, 204, 226, 231, 248, 265, 270, 280, 287, 292, 297, 302, 304, 314, 331, 336, 346, 348, 353, 368, 380, 397, 407, 419, 424, 446, 463, 468, 473, 475, 480, 490, 495, 507 ]
[ "nonn" ]
A370769
[ 0, 0, 0, 0, 1, 1, 5, 11, 49, 123, 521, 1583, 6581, 23239, 95509, 384771, 1570265, 7106995, 28869825, 145034327, 587270877, 3242792607, 13100475021, 78866628011, 318067071169, 2073381189259, 8350998470777, 58602568320255, 235794888434053, 1772311322357623 ]
[ "nonn" ]
A247041
[ 1, 3, 4, 1, 4, 8, 7, 2, 5, 7, 2, 5, 0, 9, 1, 7, 1, 7, 9, 7, 5, 6, 7, 6, 9, 6, 9, 3, 3, 4, 8, 6, 1, 2, 1, 3, 6, 6, 2, 3, 0, 3, 7, 6, 2, 9, 5, 0, 5, 9, 8, 6, 5, 1, 1, 2, 5, 3, 7, 9, 6, 7, 2, 8, 3, 4, 0, 9, 1, 8, 9, 2, 3, 8, 1, 3, 1, 8, 5, 4, 4, 1, 5, 8, 1, 7, 6, 1, 0, 8, 5, 9, 9, 8, 6, 9, 7, 9, 9, 4, 4, 7 ]
[ "nonn", "cons", "easy" ]
A101717
[ 0, 3, 83, 164, 273, 512, 3371, 4176, 4317, 10578, 17220, 19671, 20064, 36645, 40190, 55358, 86229 ]
[ "nonn", "hard", "more" ]
A387217
[ 17, 29153, 29, 34350564553, 53, 36028782255016910, 17, 17, 13, 17, 13, 3613, 29, 13, 204613, 41, 17, 13, 13, 29, 29, 17, 293, 9949, 13, 13, 157, 13, 13, 13, 73, 853, 257, 13, 17, 13, 59077, 137, 409, 97, 17, 17, 17317, 17, 17, 109, 97, 13, 281, 13, 17, 9171715198301 ]
[ "nonn" ]
A188175
[ 1, 3, 8, 24, 73, 227, 734, 2430, 8150, 27718, 95514, 332578, 1168261, 4136477, 14749992, 52925886, 190973410, 692583902, 2523265494, 9231352260, 33901898722, 124940568222, 461938289518, 1713007181342, 6369928427268, 23747917426918 ]
[ "nonn" ]
A282239
[ 1, 1, 2, 3, 5, 8, 15, 25, 42, 67, 131, 218, 351, 571, 1142, 1733, 2875, 4828, 8125, 15155, 25282, 42457, 67761, 132438, 222421, 354861, 577482, 1154563, 1754265, 3128848, 4885335, 8236385, 15343742, 25582347, 43146311, 68748658, 134117171, 224867851, 361187242 ]
[ "nonn", "base", "easy" ]
A240380
[ 8, 366, 12234, 279886, 8802558, 207932244, 6169009514, 148090588518, 4275011910288, 104011573900208, 2947730099151186, 72619839200406270, 2029464330510630000, 50540971131672860000, 1.3969658661632014e+21 ]
[ "nonn" ]
A030325
[ 3, 7, 10, 11, 12, 15, 18, 20, 23, 24, 25, 27, 30, 35, 38, 39, 42, 43, 45, 46, 47, 48, 52, 54, 55, 58, 63, 64, 67, 68, 71, 72, 73, 75, 80, 83, 88, 89, 90, 95, 98, 100, 101, 102, 103, 106, 107, 108, 110, 111, 112, 113, 114, 116, 118, 120 ]
[ "nonn" ]
A157780
[ 1, 1, 12, 1, 240, 1, 1344, 1, 3840, 1, 33792, 1, 5591040, 1, 49152, 1, 16711680, 1, 104595456, 1, 173015040, 1, 289406976, 1, 22900899840, 1, 201326592, 1, 116769423360, 1, 7689065201664, 1, 1095216660480, 1, 51539607552, 1 ]
[ "nonn", "frac" ]
A118132
[ 3, 5, 5, 11, 17, 23, 29, 61, 127, 211, 83, 257, 619, 1297, 2399, 241, 1021, 3121, 7759, 16787, 32749, 727, 4093, 15619, 46649, 117643, 262139, 531383, 2179, 16381, 78121, 279919, 823541, 2097143, 4782971, 9999991, 6563, 65537, 390581, 1679609 ]
[ "nonn", "tabl" ]
A212044
[ 0, 0, 1, 0, 1, 4, 0, 0, 5, 19, 0, 0, 5, 119, 58, 0, 0, 5, 319, 1310, 136, 0, 0, 5, 447, 14949, 7849, 271, 0, 0, 0, 463, 94131, 253072, 32696, 484, 0, 0, 0, 463, 339764, 5054845, 2326567, 107400, 799, 0, 0, 0, 463, 728291, 65635205, 109065807, 14516200, 298404 ]
[ "nonn", "tabl" ]
A334791
[ 12, 30, 70, 84, 132, 182, 260, 340, 374, 390, 420, 462, 476, 494, 510, 598, 646, 782, 798, 870, 966, 1012, 1054, 1254, 1276, 1302, 1334, 1508, 1518, 1612, 1628, 1716, 1804, 1860, 1892, 1924, 2030, 2046, 2132, 2220, 2262, 2310, 2380, 2444, 2460, 2494, 2516, 2542 ]
[ "nonn" ]
A154963
[ 2, 17, 23, 41, 61, 71, 83, 127, 227, 337, 353, 499, 503, 571, 727, 887, 911, 937, 971, 1061, 1427, 1579, 1663, 1693, 1709, 1871, 1877, 1907, 1949, 1973, 2017, 2063, 2081, 2239, 2339, 2393, 2467, 2713, 2797, 2939, 2999, 3181, 3271, 3463, 3643, 3659, 3677 ]
[ "nonn", "base", "easy", "less" ]
A070407
[ 1, 7, 15, 3, 4, 11, 9, 12, 16, 10, 2, 14, 13, 6, 8, 5, 1, 7, 15, 3, 4, 11, 9, 12, 16, 10, 2, 14, 13, 6, 8, 5, 1, 7, 15, 3, 4, 11, 9, 12, 16, 10, 2, 14, 13, 6, 8, 5, 1, 7, 15, 3, 4, 11, 9, 12, 16, 10, 2, 14, 13, 6, 8, 5, 1, 7, 15, 3, 4, 11, 9, 12, 16, 10, 2, 14, 13, 6, 8, 5, 1, 7, 15, 3, 4, 11 ]
[ "nonn", "easy" ]
A169161
[ 1, 4, 12, 36, 108, 324, 972, 2916, 8748, 26244, 78732, 236196, 708588, 2125764, 6377292, 19131876, 57395628, 172186884, 516560652, 1549681956, 4649045868, 13947137604, 41841412812, 125524238436, 376572715308, 1129718145924 ]
[ "nonn" ]
A307922
[ 2, 3, 24, 313405 ]
[ "nonn", "more" ]
A006653
[ 1, 2, 6, 14, 36, 89, 229, 599, 1609 ]
[ "nonn" ]
A240775
[ 1, 121, 169, 289, 361, 529 ]
[ "nonn", "fini", "full" ]
A088352
[ 1, 1, 2, 3, 5, 9, 16, 28, 50, 89, 158, 282, 503, 896, 1598, 2850, 5082, 9064, 16166, 28832, 51424, 91719, 163588, 291774, 520407, 928196, 1655530, 2952805, 5266626, 9393565, 16754386, 29883166, 53299700, 95065503, 169559118, 302426167, 539408258, 962090267 ]
[ "nonn", "easy" ]
A057360
[ 0, 0, 0, 1, 1, 1, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 6, 6, 6, 7, 7, 7, 8, 8, 9, 9, 9, 10, 10, 10, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 15, 15, 15, 16, 16, 16, 17, 17, 18, 18, 18, 19, 19, 19, 20, 20, 21, 21, 21, 22, 22, 22, 23, 23, 24, 24, 24, 25, 25, 25, 26, 26, 27, 27, 27, 28, 28, 28 ]
[ "nonn", "easy" ]
A354754
[ 2, 4, 8, 16, 24, 12, 20, 40, 32, 48, 18, 9, 27, 54, 36, 60, 50, 25, 75, 45, 63, 126, 72, 96, 64, 80, 100, 120, 108, 81, 135, 90, 84, 28, 44, 88, 56, 98, 49, 147, 189, 162, 144, 112, 140, 150, 180, 168, 196, 224, 128, 160, 200, 220, 132, 156, 52, 68, 136, 104, 208, 176, 242, 121, 363, 99 ]
[ "nonn" ]
A019560
[ 1, 32, 192, 608, 1408, 2720, 4672, 7392, 11008, 15648, 21440, 28512, 36992, 47008, 58688, 72160, 87552, 104992, 124608, 146528, 170880, 197792, 227392, 259808, 295168, 333600, 375232, 420192, 468608 ]
[ "nonn", "easy" ]
A227858
[ 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 22, 33, 44, 55, 66, 77, 88, 99, 101, 111, 121, 131, 141, 151, 161, 171, 181, 191, 202, 212, 222, 232, 242, 252, 262, 272, 282, 292, 303, 313, 323, 333, 343, 353, 363, 373, 383, 393, 404, 414, 424, 434, 444, 454, 464, 474, 484, 494, 505, 515, 525, 535, 545, 555, 565, 575, 585, 595, 606, 616, 626 ]
[ "nonn", "easy", "base" ]
A260430
[ 1, 4, 12, 2, 30, 7, 6, 74, 19, 21, 18, 3, 172, 52, 54, 49, 48, 11, 9, 383, 10, 128, 125, 32, 36, 132, 31, 119, 118, 5, 27, 24, 812, 314, 89, 25, 283, 92, 275, 76, 86, 85, 83, 290, 75, 267, 266, 17, 16, 68, 60, 14, 724, 15, 227, 1675, 219, 659, 207, 51, 64, 599, 216, 61, 232, 583, 174, 50, 204, 210, 201, 193, 208, 8, 45, 40, 1574, 612, 173, 569, 595, 159, 43 ]
[ "nonn" ]
A209647
[ 14, 196, 798, 2156, 4690, 8904, 15386, 24808, 37926, 55580, 78694, 108276, 145418, 191296, 247170, 314384, 394366, 488628, 598766, 726460, 873474, 1041656, 1232938, 1449336, 1692950, 1965964, 2270646, 2609348, 2984506, 3398640, 3854354, 4354336 ]
[ "nonn" ]
A120663
[ 0, 67, 3079, 65458, 436705, 3325420, 21257887, 137628082, 852017725, 5260500568, 32028617995, 194422680046, 1174383558985, 7081178928436, 42616157629303, 256244634375850, 1539564650731285, 9246057306575824, 55510175964258210, 333198921914579500 ]
[ "nonn", "easy", "less" ]
A388525
[ 1, 1, 3, 3, 4, 7, 1, 5, 9, 8, 1, 8, 4, 4, 6, 9, 1, 6, 4, 5, 6, 4, 7, 9, 8, 1, 4, 4, 0, 5, 6, 3, 3, 2, 3, 4, 1, 4, 1, 6, 7, 8, 3, 0, 5, 4, 9, 4, 3, 4, 3, 4, 7, 7, 3, 8, 7, 7, 9, 7, 0, 9, 8, 2, 7, 0, 3, 4, 5, 0, 2, 8, 6, 7, 4, 0, 5, 1, 3, 8, 3, 0, 7, 5, 1, 1, 8 ]
[ "nonn", "cons" ]
A065855
[ 0, 0, 0, 1, 1, 2, 2, 3, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10, 10, 11, 12, 13, 13, 14, 15, 16, 17, 18, 18, 19, 19, 20, 21, 22, 23, 24, 24, 25, 26, 27, 27, 28, 28, 29, 30, 31, 31, 32, 33, 34, 35, 36, 36, 37, 38, 39, 40, 41, 41, 42, 42, 43, 44, 45, 46, 47, 47, 48, 49, 50, 50, 51, 51, 52, 53 ]
[ "easy", "nonn", "nice" ]
A190588
[ 1, 22, 33, 44, 55, 66, 77, 88, 99, 111, 123, 145, 167, 189, 246, 257, 347, 356, 1122, 1133, 1144, 1155, 1166, 1177, 1188, 1199, 1247, 1256, 1346, 1357, 2222, 2233, 2244, 2255, 2266, 2277, 2288, 2299, 2345, 2367, 2389, 3333, 3344, 3355, 3366, 3377, 3388, 3399, 4444, 4455, 4466, 4477, 4488, 4499, 4567, 4589, 5555, 5566, 5577, 5588, 5599, 6666, 6677, 6688, 6699, 6789, 7777, 7788, 7799, 8888, 8899, 9999, 11111 ]
[ "nonn" ]
A040740
[ 27, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2, 13, 2, 2, 1, 54, 1, 2, 2 ]
[ "nonn", "cofr", "easy" ]
A370845
[ -1, 0, 6, 384, 29160, 2949120, 393750000, 67722117120, 14643516908160, 3896394330931200, 1252631480200531200, 479001600000000000000, 2.1497364659267093e+23, 1.1192981777949774e+26 ]
[ "sign", "easy" ]
A169474
[ 1, 29, 812, 22736, 636608, 17825024, 499100672, 13974818816, 391294926848, 10956257951744, 306775222648832, 8589706234167296, 240511774556684300, 6734329687587160000, 188561231252440480000, 5.279714475068333e+21 ]
[ "nonn" ]
A295808
[ 1, 1, 3, 17, 110, 783, 5908, 46433, 376029, 3115941, 26293410, 225166050, 1951877304, 17094430060, 151026790086, 1344405191931, 12046557221374, 108569555036541, 983512740523989, 8950335155129326, 81786796816686220, 750133309106091800, 6903286130025560000, 63724450582843480000, 589897018021520300000, 5.47478443715004e+21, 5.093203576751219e+22, 4.7486544987089036e+23 ]
[ "nonn" ]
A045016
[ 21, 86, 87, 89, 93, 101, 117, 149, 213, 346, 347, 350, 351, 358, 359, 361, 365, 374, 375, 377, 381, 406, 407, 409, 413, 421, 437, 470, 471, 473, 477, 485, 501, 598, 599, 601, 605, 613, 629, 661, 725, 854, 855, 857, 861, 869, 885 ]
[ "nonn", "base" ]
A339031
[ 1, 0, 1, 0, 1, 2, 0, 1, 6, 3, 0, 1, 8, 18, 4, 0, 1, 10, 30, 40, 5, 0, 1, 12, 45, 80, 75, 6, 0, 1, 14, 63, 140, 175, 126, 7, 0, 1, 16, 84, 224, 350, 336, 196, 8, 0, 1, 18, 108, 336, 630, 756, 588, 288, 9 ]
[ "nonn", "tabl" ]
A315166
[ 1, 6, 10, 14, 17, 22, 28, 29, 34, 40, 46, 52, 58, 62, 66, 65, 70, 76, 77, 84, 88, 94, 102, 110, 114, 118, 115, 122, 126, 123, 132, 138, 144, 150, 158, 164, 170, 165, 174, 178, 173, 182, 186, 192, 200, 208, 212, 218, 213, 226 ]
[ "nonn" ]
A372686
[ 1, 2, 4, 9, 11, 31, 64, 76, 167, 309, 502, 801, 1028, 6363, 7281, 12079, 12251, 43237, 43390, 146605, 291640, 951351, 1046198, 2063216, 3957778, 11134645, 14198321, 28186247, 54387475, 105097565, 249939829, 393248783, 751545789, 1391572698, 2182112798, 8242984130 ]
[ "nonn", "base" ]
A198545
[ 2, 5, 8, 3, 1, 2, 9, 1, 2, 3, 7, 7, 5, 2, 3, 9, 2, 6, 0, 3, 2, 7, 3, 4, 0, 7, 3, 9, 5, 1, 9, 8, 2, 5, 3, 0, 6, 5, 4, 9, 1, 5, 5, 2, 1, 6, 2, 4, 8, 6, 5, 0, 3, 6, 6, 7, 8, 8, 4, 2, 9, 8, 5, 8, 1, 7, 9, 4, 8, 9, 6, 1, 0, 4, 0, 1, 8, 2, 8, 7, 7, 0, 7, 5, 1, 6, 5, 9, 1, 0, 9, 0, 9, 4, 3, 7, 9, 5, 3, 9 ]
[ "nonn", "cons" ]
A038671
[ 1, 5, 10, 10, 10, 21, 30, 20, 15, 35, 50, 40, 30, 45, 70, 60, 30, 55, 100, 80, 56, 90, 110, 80, 60, 90, 140, 130, 80, 115, 190, 140, 55, 120, 200, 170, 130, 145, 200, 200, 120, 145, 270, 220, 140, 231, 290, 200, 110 ]
[ "nonn" ]
A360853
[ 0, 0, 0, 1, 1, 1, 4, 5, 5, 4, 10, 14, 21, 14, 10, 20, 30, 58, 58, 30, 20, 35, 55, 125, 236, 125, 55, 35, 56, 91, 231, 720, 720, 231, 91, 56, 84, 140, 385, 1754, 4040, 1754, 385, 140, 84, 120, 204, 596, 3654, 15550, 15550, 3654, 596, 204, 120 ]
[ "nonn", "tabl" ]
A092735
[ 3, 0, 2, 0, 2, 9, 3, 2, 2, 7, 7, 7, 6, 7, 9, 2, 0, 6, 7, 5, 1, 4, 2, 0, 6, 4, 9, 3, 0, 7, 2, 0, 4, 1, 8, 3, 1, 9, 1, 7, 4, 3, 2, 4, 7, 5, 2, 9, 5, 4, 0, 2, 2, 6, 2, 7, 5, 4, 2, 3, 4, 4, 9, 2, 3, 8, 3, 1, 3, 4, 6, 6, 7, 2, 9, 3, 6, 1, 1, 8, 8, 0, 9, 3, 8, 4, 5, 2, 6, 2, 3, 0, 9, 0, 0, 0, 9, 7, 3, 5, 5, 6, 8, 6, 3 ]
[ "cons", "nonn" ]
A123252
[ 3, 5, 7, 11, 11, 13, 17, 17, 19, 23, 23, 31, 29, 29, 31, 47, 37, 37, 41, 41, 43, 47, 47, 79, 53, 53, 61, 59, 59, 61, 317, 67, 67, 71, 71, 73, 89, 79, 79, 83, 83, 211, 89, 89, 97, 107, 97, 97, 101, 101, 103, 107, 107, 109, 113, 113, 241, 131, 149, 127, 137, 127, 127, 131 ]
[ "nonn" ]
A127477
[ 1, 2, 1, 5, 0, 2, 6, 3, 0, 2, 17, 0, 0, 0, 4, 10, 5, 4, 0, 0, 2, 37, 0, 0, 0, 0, 0, 6, 22, 11, 0, 6, 0, 0, 0, 4, 41, 0, 14, 0, 0, 0, 0, 0, 6, 34, 17, 0, 0, 8, 0, 0, 0, 0, 4, 101, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 30, 15, 12, 10, 0, 6, 0, 0, 0, 0, 0, 4, 145, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 12, 74, 37, 0 ]
[ "nonn", "tabl", "easy" ]
A300092
[ 1, 18, 19, 56, 203, 672, 2168, 7287, 25652, 88027, 306375, 1070802, 3744286, 13105674, 45926952, 161012379, 564504898, 1979855821, 6944885024, 24362969123, 85473134558, 299883787584, 1052181830655, 3691806167058, 12953760142043 ]
[ "nonn" ]
A321166
[ 1, 2, 3, 4, 4, 6, 6, 8, 5, 7, 4, 12, 5, 11, 6, 16, 4, 9, 6, 13, 6, 7, 6, 24, 6, 8, 5, 21, 5, 11, 6, 32, 5, 7, 6 ]
[ "nonn", "more" ]