Datasets:
N8Programs
/
oeis-enhanced

Dataset card Data Studio Files
xet
Community
1
id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
⌀
A064991
[ 0, 1, 78, 20487601, 3.69071811667061e+23, 2.157596228176369e+72 ]
[ "nonn", "easy", "base" ]
A374243
[ 0, 0, 0, 0, 1, 1, 2, 3, 4, 6, 8, 9, 12, 14, 16, 20, 23, 25, 30, 33, 36, 42, 46, 49, 56, 60, 64, 72, 77, 81, 90, 95, 100, 110, 116, 121, 132, 138, 144, 156, 163, 169, 182, 189, 196, 210, 218, 225, 240, 248, 256, 272, 281, 289, 306, 315, 324, 342, 352, 361 ]
[ "nonn", "easy" ]
A070053
[ 32, 223, 1194, 5535, 23225, 90398, 331561, 1158554, 3887592, 12603092, 39659340, 121593628, 364327996, 1069496444, 3082349564, 8737174524, 24395286524, 67182399484, 182689947644, 491040063484, 1305703776252, 3437454229500, 8965943918588, 23184233594876, 59466277191676, 151373599997948, 382587234156540 ]
[ "nonn" ]
A209649
[ 35, 1225, 7210, 24990, 65765, 145775, 287140, 518700, 876855, 1406405, 2161390, 3205930, 4615065, 6475595, 8886920, 11961880, 15827595, 20626305, 26516210, 33672310, 42287245, 52572135, 64757420, 79093700, 95852575, 115327485 ]
[ "nonn" ]
A236097
[ 0, 0, 0, 0, 0, 0, 0, 2, 2, 1, 3, 1, 1, 2, 2, 3, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 2, 0, 5, 5, 2, 4, 1, 5, 3, 3, 2, 4, 4, 9, 5, 9, 4, 10, 3, 6, 6, 8, 5, 10, 4, 4, 7, 8, 10, 5, 8, 9, 9, 4, 11, 3, 5, 5, 9, 5, 4, 4, 5, 6, 8, 7, 6, 3, 11, 4, 8, 10, 9, 8, 7, 6, 11, 7, 9, 4, 6, 5, 6, 2, 9, 4, 7, 6, 7, 10, 9 ]
[ "nonn" ]
A215633
[ 1, 0, 0, 3, 9, 0, 6, 2, 5, 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, 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, 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, 1 ]
[ "cons", "nonn" ]
A170613
[ 1, 28, 756, 20412, 551124, 14880348, 401769396, 10847773692, 292889889684, 7908027021468, 213516729579636, 5764951698650172, 155653695863554660, 4202649788315975000, 113471544284531340000, 3.063731695682346e+21 ]
[ "nonn" ]
A115783
[ 0, 1, 7, 15, 19, 31, 37, 61, 63, 65, 91, 127, 169, 175, 211, 217, 255, 271, 331, 369, 397, 469, 511, 547, 631, 665, 671, 721, 781, 817, 919, 1023, 1027, 1105, 1141, 1261, 1387, 1519, 1657, 1695, 1801, 1951, 2047, 2059, 2101, 2107, 2269, 2437, 2465, 2611, 2791 ]
[ "nonn" ]
A164597
[ 0, 1, 3, 0, 9, 0, 15, 0, 0, 1, 0, 0, 39, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 3, 0, 2, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 2, 0, 1, 0, 0, 0, 3, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 2, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1 ]
[ "nonn" ]
A041329
[ 1, 2, 3, 38, 41, 120, 3161, 6442, 9603, 121678, 131281, 384240, 10121521, 20627282, 30748803, 389612918, 420361721, 1230336360, 32409107081, 66048550522, 98457657603, 1247540441758, 1345998099361, 3939536640480, 103773950751841, 211487438144162 ]
[ "nonn", "frac", "easy" ]
A161696
[ 1, 3, 5, 7, 8, 8, 7, 5, 3, 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, 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, 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 ]
[ "nonn" ]
A041351
[ 1, 1, 3, 4, 107, 111, 329, 440, 11769, 12209, 36187, 48396, 1294483, 1342879, 3980241, 5323120, 142381361, 147704481, 437790323, 585494804, 15660655227, 16246150031, 48152955289, 64399105320, 1722529693609, 1786928798929, 5296387291467, 7083316090396 ]
[ "nonn", "frac", "easy" ]
A273511
[ 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 0 ]
[ "nonn", "base", "cons" ]
A386738
[ 1, 4, 5, 5, 3, 2, 8, 9, 4, 8, 7, 9, 1, 3, 2, 8, 7, 1, 9, 7, 7, 4, 5, 5, 9, 6, 4, 9, 4, 7, 2, 2, 4, 4, 0, 1, 6, 6, 5, 6, 6, 6, 4, 6, 3, 7, 9, 5, 1, 4, 2, 5, 5, 0, 1, 6, 6, 9, 0, 0, 5, 9, 5, 7, 3, 2, 9, 9, 9, 1, 4, 2, 9, 3, 8, 3, 6, 0, 2, 9, 7, 5, 2, 7, 9, 2, 6, 6, 1, 2, 4, 9, 9, 1, 2, 5, 5, 9, 2, 8, 2, 3, 8, 5, 9 ]
[ "nonn", "cons" ]
A060598
[ 1, 2, 18, 3564, 393454160, 24410990062379594000 ]
[ "nonn", "nice" ]
A309099
[ 1, 1, 2, 3, 5, 7, 11, 15, 21, 28, 37, 46, 59, 72, 87, 104, 124, 144, 168, 192, 220, 250, 282, 314, 352, 391, 432, 475, 522, 569, 622, 675, 732, 791, 852, 915, 985, 1055, 1127, 1201, 1281, 1361, 1447, 1533, 1623, 1717, 1813, 1909, 2013, 2118, 2227, 2338, 2453 ]
[ "nonn" ]
A088087
[ 2, 23, 239, 23911, 23911313, 2391131333, 23911313339339, 23911313339339304, 23911313339339305000, 2.3911313339339302e+22, 2.3911313339339304e+25, 2.3911313339339303e+26 ]
[ "base", "nonn" ]
A373709
[ 0, 0, 1, 1, 3, 4, 6, 6, 9, 11, 14, 15, 18, 20, 23, 23, 27, 30, 34, 36, 40, 43, 47, 48, 52, 55, 59, 61, 65, 68, 72, 72, 77, 81, 86, 89, 94, 98, 103, 105, 110, 114, 119, 122, 127, 131, 136, 137, 142, 146, 151, 154, 159, 163, 168, 170, 175, 179, 184, 187, 192 ]
[ "nonn", "base", "easy" ]
A191882
[ 0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 19, 20, 22, 23, 24, 26, 27, 29, 30, 31, 32, 35, 37, 38, 39, 40, 42, 44, 45, 49, 50, 52, 57, 60, 62, 63, 64, 68, 71, 74, 79, 81, 84, 92, 97, 100, 102, 103, 104, 110, 115, 119, 128, 129, 131, 134, 136 ]
[ "nonn" ]
A371752
[ 3, 9, 6, 6, 6, 7, 7, 3, 5, 0, 2, 9, 0, 5, 8, 9, 6, 0, 7, 9, 2, 3, 1, 1, 9, 0, 7, 7, 9, 2, 0, 8, 2, 1, 8, 7, 5, 6, 3, 0, 6, 9, 8, 6, 7, 2, 0, 2, 1, 6, 8, 0, 7, 6, 6, 1, 9, 7, 3, 1, 1, 3, 3, 5, 6, 1, 7, 4, 1, 8, 5, 0, 9, 1, 2, 4, 6, 6, 0, 9, 4, 9, 2, 0, 7, 6, 7, 6, 8, 6, 2, 4, 8, 1, 3, 3, 9, 6, 0, 2 ]
[ "nonn", "cons" ]
A327982
[ 1, 2, 2, 3, 4, 5, 5, 5, 6, 7, 7, 7, 7, 8, 8, 9, 10, 10, 10, 11, 11, 11, 12, 13, 14, 14, 15, 15, 16, 17, 18, 18, 18, 19, 20, 21, 21, 22, 22, 23, 23, 24, 25, 25, 25, 25, 25, 26, 27, 27, 27, 28, 28, 29, 29, 30, 31, 31, 32, 32, 33, 33, 34, 35, 36, 37, 38, 39, 39, 39, 39, 39, 40, 41, 42, 43, 43, 43, 43, 44, 44, 45, 45, 46 ]
[ "nonn" ]
A169052
[ 1, 39, 1482, 56316, 2140008, 81320304, 3090171552, 117426518976, 4462207721088, 169563893401344, 6443427949251072, 244850262071540740, 9304309958718548000, 353563778431304800000, 1.3435423580389584e+22 ]
[ "nonn" ]
A130701
[ 1, 3, 9, 4, 1, 8, 6, 5, 5, 0, 2, 2, 8, 7, 8, 3, 6, 7, 2, 9, 0, 2, 8, 8, 9, 9, 0, 4, 1, 3, 0, 4, 0, 2, 0, 4, 5, 3, 2, 5, 5, 4, 3, 4, 1, 2, 7, 5, 3, 6, 5, 2, 9, 7, 6, 2, 2, 0, 3, 3, 4, 9, 1, 8, 7, 3, 9, 9, 4, 1, 7, 9, 8, 7, 4, 2, 7, 9, 0, 5, 7, 9, 4, 2, 9, 8, 8, 6, 9, 9, 2, 2, 3, 1, 0, 0, 4, 0, 1, 7, 6, 6, 7, 7, 4 ]
[ "cons", "nonn" ]
A182417
[ 0, 1, 2, 3, 4, 6, 8, 11, 10, 9, 12, 16, 21, 17, 22, 20, 18, 23, 19, 24, 31, 25, 32, 41, 36, 46, 38, 48, 61, 51, 64, 81, 70, 88, 79, 93, 75, 90, 77, 95, 73, 92, 76, 96, 121, 104, 115, 112, 109, 119, 107, 114, 111, 117, 105, 116, 106, 113, 110, 118, 108 ]
[ "nonn", "base", "look" ]
A323596
[ 1, 3, 3, 3, 1, 2, 1, -1, 4, -1, 1, 3, 5, -1, 2, -1, 1, -1, 1, 1, 4, -1, -1, -1, -1, 5, -1, -1, 1, 4, -1, 5, 16, 4, 1, 2, -1, 3, 1, 14, -1, 13, 13, 13, -1, 12, 1, -1, 6, 2, -1, -1, 11, 1, 5, 13, -1, 4, 1, 12, -1, -1, 3, 3, 1, 2, 1, 1, 16, 2, 8, 8, 4, 3, 7, 7, 9, 2, 14 ]
[ "sign" ]
A188287
[ 1, 2, 5, 12, 32, 88, 260, 800, 2604, 8824, 31340, 115568, 443760, 1763456, 7260256, 30835712, 135124496, 609027360, 2822461648, 13417923008, 65401203584, 326242088064, 1664539966400, 8674167861760, 46140838036160, 250248380068736, 1383064482739392, 7782094359642880 ]
[ "nonn" ]
A254658
[ 1, 8, 60, 452, 3404, 25636, 193068, 1454020, 10950412, 82468964, 621084396, 4677466628, 35226603980, 265296094372, 1997979076524, 15047037913156, 113321181698188, 853436423539940, 6427339691572332, 48405123535166080, 364545223512451900, 2745437058727828000 ]
[ "nonn", "easy" ]
A304571
[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ]
[ "nonn", "easy", "tabl" ]
A089061
[ 5, 7, 10, 13, 17, 22, 29, 39, 54, 77, 113, 170, 261, 407, 642, 1021, 1633, 2622, 4221, 6807, 10990, 17757, 28705, 46418, 75077, 121447, 196474, 317869, 514289, 832102, 1346333, 2178375, 3524646, 5702957, 9227537, 14930426, 24157893 ]
[ "nonn" ]
A195056
[ 1, 4, 0, 9, 9, 4, 3, 4, 8, 5, 8, 6, 9, 9, 0, 8, 3, 7, 4, 1, 1, 9, 2, 1, 2, 9, 9, 9, 9, 8, 2, 3, 0, 7, 3, 0, 5, 0, 4, 4, 8, 1, 4, 2, 0, 1, 0, 3, 4, 3, 9, 8, 6, 6, 0, 9, 1, 6, 1, 9, 2, 7, 6, 8, 0, 3, 1, 4, 3, 4, 9, 7, 4, 6, 3, 1, 3, 1, 5, 0, 3, 4, 7, 1, 4, 5, 3, 9, 0, 5, 7, 6, 7, 4, 0, 7, 8, 8, 9, 0, 2, 6, 0, 5, 7 ]
[ "nonn", "cons" ]
A052410
[ 1, 2, 3, 2, 5, 6, 7, 2, 3, 10, 11, 12, 13, 14, 15, 2, 17, 18, 19, 20, 21, 22, 23, 24, 5, 26, 3, 28, 29, 30, 31, 2, 33, 34, 35, 6, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 7, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 2, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74 ]
[ "nonn" ]
A314469
[ 1, 5, 8, 13, 24, 25, 29, 36, 39, 41, 52, 57, 61, 70, 65, 75, 78, 83, 93, 98, 105, 101, 112, 109, 119, 130, 129, 141, 140, 147, 141, 158, 163, 161, 180, 171, 185, 180, 189, 199, 198, 211, 205, 224, 213, 227, 236, 229, 247, 240 ]
[ "nonn" ]
A229194
[ 1, 1, 1, 2, 3, 5, 8, 13, 21, 35, 58, 97, 163, 275, 466, 793, 1353, 2315, 3969, 6817, 11726, 20195, 34816, 60073, 103724, 179195, 309724, 535537, 926275, 1602515, 2773034, 4799353, 8307516, 14381675, 24899377, 43112257, 74651790, 129271235, 223862687, 387682633, 671402698, 1162785755, 2013837368, 3487832977, 6040770648, 10462450355, 18120829034, 31385253913, 54359521280, 94151567435, 163072632198 ]
[ "nonn" ]
A319650
[ 0, 0, 0, 0, 0, 1, 0, 0, 0, 3, 2, 3, 0, 1, 0, 0, 0, 7, 6, 9, 4, 7, 6, 7, 0, 3, 2, 3, 0, 1, 0, 0, 0, 15, 14, 21, 12, 19, 18, 21, 8, 15, 14, 17, 12, 15, 14, 15, 0, 7, 6, 9, 4, 7, 6, 7, 0, 3, 2, 3, 0, 1, 0, 0, 0, 31, 30, 45, 28, 43, 42, 49, 24, 39, 38, 45, 36, 43, 42, 45, 16 ]
[ "nonn", "base", "look" ]
A222789
[ 0, 4, 34, 582, 3800, 92642, 589134, 15697114, 101205850, 2768968458, 17982090240, 499074464184, 3254525287074, 91174422158328, 596469391588434, 16817976440314170, 110319637897696160, 3125091350637342700 ]
[ "nonn" ]
A113115
[ 3, 13, 37, 43, 61, 103, 127, 157, 181, 223, 241, 283, 313, 373, 421, 463, 523, 541, 577, 607, 631, 661, 673, 787, 811, 853, 883, 1021, 1087, 1093, 1153, 1231, 1237, 1297, 1303, 1531, 1567, 1741, 1753, 1777, 1783, 1867, 2113, 2131, 2143, 2161 ]
[ "nonn" ]
A014466
[ 1, 2, 5, 19, 167, 7580, 7828353, 2414682040997, 5.613043722868756e+22, 2.863865776682984e+41 ]
[ "nonn", "hard", "more", "nice" ]
A252590
[ 13170, 139918, 139918, 1741670, 2932278, 1741670, 22094800, 78789896, 78789896, 22094800, 278456362, 2038097660, 4406719658, 2038097660, 278456362, 3517561890, 52624335712, 235079475068, 235079475068, 52624335712, 3517561890 ]
[ "nonn", "tabl" ]
A148358
[ 1, 1, 2, 5, 15, 45, 151, 523, 1881, 6965, 26487, 102601, 404609, 1619963, 6568854, 26939533, 111602913, 466477951, 1965296691, 8339774230, 35620899135, 153043448404, 661093944092, 2869845158073, 12514815965529, 54803343547278, 240919643876389, 1062914499955194, 4705170248152238 ]
[ "nonn", "walk" ]
A265220
[ 0, 3, 5, 12, 14, 23, 31, 44, 52, 65, 81, 94, 106, 127, 145, 166, 184, 209, 227, 256, 274, 307, 335, 362, 392, 427, 455, 492, 530, 569, 605, 654, 682, 729, 771, 816, 854, 909, 949, 998, 1038, 1097, 1149, 1200, 1250, 1315, 1363, 1422, 1482, 1543, 1603, 1670 ]
[ "nonn", "easy" ]
A250457
[ 6859000, 772693886, 83130231052, 8367484120632, 771060995856122, 69143106141467240, 6029492985617773000, 513483970207350850000, 4.318250255808553e+22, 3.5921537982756005e+24 ]
[ "nonn" ]
A311750
[ 1, 4, 8, 13, 16, 23, 26, 34, 31, 44, 44, 48, 52, 62, 57, 68, 68, 77, 82, 81, 90, 100, 88, 108, 108, 105, 118, 117, 122, 136, 123, 146, 146, 138, 154, 164, 145, 172, 164, 171, 184, 171, 194, 202, 178, 210, 210, 195, 218, 215 ]
[ "nonn" ]
A250784
[ 18, 46, 106, 238, 518, 1106, 2326, 4838, 9978, 20446, 41686, 84658, 171398, 346166, 697786, 1404398, 2823078, 5669266, 11375926, 22812358, 45722618, 91603646, 183463606, 367341938, 735354918, 1471795606, 2945348026, 5893538638 ]
[ "nonn" ]
A284169
[ 1, 2, 5, 5, 9, 3, 17, 13, 21, 10, 18, 6, 28, 32, 33, 26, 20, 27, 28, 19, 12, 41, 34, 42, 54, 25, 5, 28, 84, 22, 40, 5, 54, 44, 56, 25, 29, 86, 81, 89, 88, 134, 10, 71, 148, 69, 87, 27, 91, 92, 18, 128, 23, 51, 52, 153, 108, 202, 112, 138, 58, 201, 141, 162, 176, 77, 4 ]
[ "nonn" ]
A344694
[ 900, 1260, 1560, 3740, 6552, 6669, 9680, 18981, 19880, 35784, 36080, 59040, 62238, 62244, 81872, 103730, 108500, 118910, 134420, 160160, 171740, 185724, 211072, 217833, 222224, 225929, 227528, 259325, 351072, 384944, 404294, 414778, 422604, 425178, 446600, 456228, 463008, 488205, 490105, 527100, 574308, 581184, 598400 ]
[ "nonn" ]
A007167
[ 1, 1, 4, 15, 62, 271, 1247, 5938, 29113, 145815, 743384, 3844314, 20118681, 106348391, 567002169, 3045455865, 16463622763, 89509216860, 489103356753, 2684663659765, 14795752770278, 81841297482116, 454202999050433, 2528381760697852 ]
[ "nonn" ]
A160283
[ 1, 42, 82, -137844, -6203220, 666879192, 80178006264, -3362668542576, -1085247924540528, -332344921799520, 16414524594978933000, 695000074573783100000, -2.745115309242013e+23, -2.5557365804013696e+25, 4.9290597714200113e+27 ]
[ "sign", "frac" ]
A328765
[ 1, 2, 3, 4, 5, 4, 3, 4, 5, 4, 6, 4, 7, 4, 6, 4, 8, 4, 9, 4, 10, 4, 10, 4, 11, 4, 10, 4, 12, 4, 7, 4, 5, 4, 9, 4, 9, 4, 6, 4, 10, 4, 13, 4, 10, 4, 10, 4, 14, 4, 12, 4, 12, 4, 15, 4, 12, 4, 16, 4, 13, 4, 6, 4, 8, 4, 14, 4, 10, 4, 10, 4, 17, 4, 12, 4, 12, 4, 18, 4, 12, 4, 19, 4, 20, 4, 21, 4, 19, 4, 17, 4, 10, 4, 12, 4, 14, 4, 12, 4, 12, 4, 22, 4, 12, 4 ]
[ "nonn" ]
A183581
[ 38, 12024, 1282814, 149355515, 17195908538, 1988200387149, 229716738097391, 26548571098836076, 3068082753691026400, 354569738678873800000, 4.097653220460829e+22, 4.735538672860091e+24 ]
[ "nonn" ]
A067184
[ 2, 3, 5, 7, 250, 735, 792, 2500, 4992, 9075, 11760, 25000, 30625, 67914, 91476, 117600, 185625, 187278, 250000, 264992, 523908, 630784, 855360, 1082565, 1176000, 2395008, 2500000, 2546775, 2898350, 3608550, 3833280, 4299750, 4790016, 5899068, 8553600, 9243850 ]
[ "base", "nonn" ]
A111036
[ 1, 6, 22, 28, 31, 36, 61, 83, 91, 181, 216, 263, 356, 417, 418, 428, 528, 557, 777, 1133, 1243, 1408, 2170, 2708, 3046, 3867, 5100, 5540, 5662, 7418, 9397, 12110, 12797, 14787, 16161, 16482, 18022, 19431, 19667, 21180, 22011, 22720, 23560, 27903 ]
[ "nonn" ]
A242574
[ 1, 2, 6, 26, 155, 1225, 12411, 156416, 2388060, 43159172, 905135396, 21655104900, 582527203011, 17404200037095, 571581950390602, 20454815744801708, 791762421402479400, 32941802599154380000, 1.4652745459368403e+21, 6.9358520116965605e+22 ]
[ "nonn" ]
A027508
[ 1, 21, 227, 4283, 3303383, 4156965497, 2439821215787, 25768363425203860, 2.8324209378061226e+21, 4.5604203392932895e+24, 1.405739820979795e+33, 1.633974548855109e+40, 5.116820122370901e+44 ]
[ "nonn" ]
A003061
[ 0, 0, 1, 2, 7, 7, 11, 18, 24, 36, 34, 49 ]
[ "nonn", "nice", "more", "hard" ]
A212137
[ 0, 0, 1, 0, 2, 0, 0, 4, 2, 1, 0, 6, 6, 4, 0, 0, 9, 12, 11, 4, 1, 0, 12, 22, 26, 16, 6, 0, 0, 16, 36, 52, 44, 24, 6, 1, 0, 20, 54, 94, 100, 70, 30, 8, 0, 0, 25, 78, 156, 200, 176, 102, 39, 8, 1, 0, 30, 108, 246, 368, 386, 282, 144, 48, 10, 0, 0, 36, 144, 369, 632, 772, 678, 431, 194, 60, 10, 1 ]
[ "nonn", "tabl" ]
A311135
[ 1, 4, 8, 12, 16, 20, 24, 28, 32, 37, 42, 47, 53, 58, 61, 66, 68, 71, 74, 77, 83, 87, 93, 98, 105, 108, 114, 117, 120, 123, 125, 131, 133, 139, 143, 151, 153, 159, 163, 167, 171, 174, 181, 182, 188, 190, 198, 198, 204, 208 ]
[ "nonn" ]
A022050
[ 1, 684, 62054, 1759704, 21210156, 140116184, 658369608, 2449182384, 7597766246, 20748447108, 50601708504, 114223115480, 238352317656, 472600643976, 883678139136, 1594639240368, 2749536787500, 4620722631088, 7482364853310, 11894205734280, 18321074279384 ]
[ "nonn" ]
A055321
[ 10, 28050, 12315600, 2501070000, 331387056000, 33590279923200, 2844207894528000, 212334102908928000, 14481281691676800000, 924652322084050600000, 5.625686918896947e+22, 3.303981073122304e+24, 1.8915679759568882e+26, 1.0636600593905858e+28 ]
[ "nonn" ]
A163351
[ 0, 0, 1, 0, 1, 2, 0, 1, 2, 3, 0, 1, 2, 3, 4, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 6, 0, 1, 2, 3, 4, 5, 6, 7, 0, 1, 2, 3, 4, 5, 6, 7, 8, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 10, 11, 0, 1, 2, 2, 2, 2, 2, 2, 2, 2, 10, 11, 12, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 10 ]
[ "base", "easy", "nonn", "tabl" ]
A216399
[ 0, 35000000, 500000000, 535000000, 9465000000, 9500000000, 9965000000, 10000000000, 10500000000, 19465000000, 19500000000, 19965000000, 20000000000, 20500000000, 29465000000, 29500000000, 29965000000 ]
[ "nonn", "base", "fini", "full" ]
A030836
[ 1, 2, 7, 30, 150, 903, 6326, 50608, 455476, 4554768, 50102455, 601229463, 7815983029, 109423762408, 1641356436134, 26261702978145, 446448950628474, 8036081111312533, 152685541114938100, 3053710822298763000 ]
[ "nonn" ]
A125154
[ 0, 2, 1, 4, 3, 6, 9, 12, 10, 8, 25, 11, 16, 26, 7, 36, 5, 34, 27, 32, 37, 30, 47, 23, 40, 33, 21, 38, 43, 31, 48, 24, 29, 17, 46, 22, 39, 15, 44, 20, 49, 78, 13, 42, 18, 88, 35, 52, 93 ]
[ "nonn" ]
A177019
[ 7, 331, 30301, 3003001, 300030001, 30000300001, 3000003000001, 300000030000001, 30000000300000000, 3000000003000000000, 300000000030000000000, 3.00000000003e+22, 3.000000000003e+24, 3.0000000000003e+26, 3.00000000000003e+28, 3.000000000000003e+30 ]
[ "nonn", "easy" ]
A320787
[ 1, 1, 3, 4, 8, 11, 18, 25, 38, 52, 75, 101, 140, 186, 252, 330, 438, 567, 740, 948, 1221, 1549, 1973, 2482, 3129, 3907, 4884, 6055, 7512, 9255, 11402, 13967, 17102, 20836, 25372, 30760, 37262, 44970, 54221, 65156, 78220, 93622, 111937, 133481, 158996, 188930 ]
[ "nonn" ]
A029945
[ 25, 36, 25, 576, 1156, 1369, 1764, 196, 2304, 529, 3136, 3721, 441, 4356, 4761, 5329, 5929, 361, 676, 17161, 7396, 7921, 8836, 289, 30976, 101124, 103041, 51076, 109561, 113569, 12769, 21316, 137641, 13924, 114921, 15129, 157609 ]
[ "nonn", "look", "base" ]
A087745
[ 1, 1, 3, 3, 5, 5, 15, 15, 17, 17, 51, 51, 85, 85, 255, 255, 257, 257, 771, 771, 1285, 1285, 3855, 3855, 4369, 4369, 13107, 13107, 21845, 21845, 65535, 65535, 65537, 65537, 196611, 196611, 327685, 327685, 983055, 983055, 1114129, 1114129 ]
[ "easy", "nonn" ]
A065969
[ 0, 5, 10, 20, 26, 85, 50, 80, 90, 229, 122, 340, 170, 445, 484, 320, 290, 765, 362, 916, 940, 1093, 530, 1360, 650, 1525, 810, 1780, 842, 3061, 962, 1280, 2308, 2605, 2524, 3060, 1370, 3253, 3220, 3664, 1682, 5965, 1850, 4372, 4356, 4765 ]
[ "nonn" ]
A000165
[ 1, 2, 8, 48, 384, 3840, 46080, 645120, 10321920, 185794560, 3715891200, 81749606400, 1961990553600, 51011754393600, 1428329123020800, 42849873690624000, 1371195958099968000, 46620662575398910000, 1.6783438527143608e+21, 6.377706640314571e+22 ]
[ "nonn", "easy", "nice" ]
A004624
[ 1, 13, 41, 83, 97, 139, 167, 169, 181, 223, 251, 293, 307, 349, 419, 433, 461, 503, 533, 587, 601, 643, 727, 769, 797, 811, 839, 853, 881, 937, 1021, 1049, 1063, 1079, 1091, 1217, 1231, 1259, 1261, 1301, 1399, 1427, 1483, 1511, 1553, 1567, 1609, 1637, 1681 ]
[ "nonn" ]
A093252
[ 0, 52, 9884, 7072808, 2210088400, 88800488800, 66666608888880, 99999952, 999999000444444000, 77777700008888880000, 2.222222210088889e+21, 8.888888880048888e+22, 6.6666666666608885e+25, 99999999999952, 9.999999999990005e+29 ]
[ "base", "nonn" ]
A025893
[ 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 2, 1, 2, 2, 1, 2, 2, 2, 2, 3, 2, 2, 3, 2, 3, 3, 2, 3, 4, 3, 3, 4, 3, 4, 4, 3, 4, 5, 4, 4, 5, 4, 5, 6, 4, 5, 6, 5, 6, 6, 5, 6, 7, 6, 6, 8, 6, 7, 8, 6, 8, 8, 7, 8, 9, 8, 8, 10, 8, 9, 10, 8, 10 ]
[ "nonn", "easy" ]
A348190
[ 2, 2, 3, 2, 3, 3, 4, 2, 2, 5, 3, 4, 3, 5, 5, 7, 5, 2, 4, 2, 2, 5, 4, 6, 3, 2, 9, 5, 9, 3, 6, 10, 9, 9, 6, 5, 7, 4, 12, 11, 11, 2, 6, 4, 8, 3, 4, 6, 7, 13, 11, 5, 5, 6, 4, 8, 10, 9, 13, 4, 13, 4, 6, 6, 2, 11, 5, 4, 6, 11, 18, 9, 15, 2, 15, 12 ]
[ "nonn", "look" ]
A137730
[ 1, 1, 7, 72, 1452, 43200, 1814760, 101606400, 7315680960, 658409472000, 72425043734400, 9560105533440000, 1491376463456140800, 271430516305428480000, 5.700040842418357e+22, 1.3680098021793596e+25, 3.7209866619278685e+27, 1.1386219185499245e+30 ]
[ "nonn" ]
A312369
[ 1, 4, 8, 14, 17, 22, 26, 32, 34, 44, 40, 56, 45, 66, 52, 76, 62, 86, 72, 94, 81, 100, 90, 108, 100, 120, 108, 132, 113, 142, 118, 152, 126, 164, 136, 174, 145, 180, 154, 186, 164, 196, 174, 208, 181, 218, 186, 228, 192, 240 ]
[ "nonn" ]
A146791
[ 1, 1, 1, 17, 49, 129, 2513, 72929, 1541697, 32044977, 1793069393, 194582650081, 23560543717409, 3138929297030737 ]
[ "nonn" ]
A301916
[ 2, 5, 7, 17, 19, 29, 31, 37, 41, 43, 53, 61, 67, 73, 79, 89, 97, 101, 103, 113, 127, 137, 139, 149, 151, 157, 163, 173, 193, 197, 199, 211, 223, 233, 241, 257, 269, 271, 281, 283, 293, 307, 317, 331, 337, 349, 353, 367, 373, 379, 389, 397, 401, 409, 439 ]
[ "nonn" ]
A054170
[ 1, 0, 1, 1, 3, 2, 7, 8, 18, 26, 55, 89, 179, 308, 591, 1086, 2067, 3834, 7315, 13767, 26263, 49884, 95419, 182260, 349712, 670912, 1290852, 2485217, 4794087, 9255772, 17896831, 34635738, 67110875, 130148520, 252648981, 490849470 ]
[ "nonn" ]
A355287
[ 1, 0, 0, 6, 12, 40, 1260, 8568, 62160, 1473120, 19111680, 232626240, 5403451680, 103176028800, 1822033204992, 45916616592000, 1129459815993600, 26346457488798720, 749439127417466900, 22165051763204583000, 640916967497214600000, 2.0787453048015928e+22 ]
[ "nonn" ]
A059750
[ 1, 4, 6, 0, 3, 5, 4, 5, 0, 8, 8, 0, 9, 5, 8, 6, 8, 1, 2, 8, 8, 9, 4, 9, 9, 1, 5, 2, 5, 1, 5, 2, 9, 8, 0, 1, 2, 4, 6, 7, 2, 2, 9, 3, 3, 1, 0, 1, 2, 5, 8, 1, 4, 9, 0, 5, 4, 2, 8, 8, 6, 0, 8, 7, 8, 2, 5, 5, 3, 0, 5, 2, 9, 4, 7, 4, 5, 0, 0, 6, 2, 5, 2, 7, 6, 4, 1, 9, 3, 7, 5, 4, 6, 3, 3, 5, 6, 8, 1 ]
[ "nonn", "cons" ]
A284261
[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1 ]
[ "nonn" ]
A030475
[ 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 113, 131, 137, 139, 151, 157, 173, 179, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 311, 313, 317 ]
[ "nonn", "base" ]
A339395
[ 1, 0, 1, 0, 1, 1, 1, 2, 2, 3, 4, 4, 6, 7, 8, 10, 13, 14, 19, 20, 26, 29, 36, 40, 51, 56, 70, 76, 96, 105, 129, 143, 172, 192, 231, 254, 308, 339, 402, 447, 529, 586, 691, 764, 896, 993, 1159, 1281, 1493, 1652, 1912, 2114, 2445, 2699, 3110, 3436, 3939, 4356, 4982, 5497, 6280 ]
[ "nonn" ]
A203316
[ 1, 4, 96, 480, 20160, 129024, 8294400, 1423319040, 8453652480, 2463635865600, 89117289676800, 660834091008000, 63038756487168000, 20712734274355200000, 4.0233974601558786e+21, 2.7460572284725494e+22 ]
[ "nonn", "easy" ]
A254106
[ 1, 2, 3, 6, 4, 5, 10, 15, 9, 21, 28, 7, 8, 14, 36, 45, 20, 55, 66, 13, 27, 78, 91, 35, 105, 120, 11, 12, 19, 44, 136, 153, 54, 171, 190, 26, 65, 210, 231, 77, 253, 276, 18, 34, 90, 300, 325, 104, 351, 378, 43, 119, 406, 435, 135, 465, 496, 16, 17, 25, 53, 152, 528, 561, 170, 595, 630, 64, 189, 666, 703, 209, 741, 780, 33, 76 ]
[ "nonn" ]
A296886
[ 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 255, 256, 257, 258, 259, 260, 261, 262, 263, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 376, 377, 378, 379, 380, 381, 382, 383, 384, 388, 389, 390, 391 ]
[ "nonn", "base", "easy" ]
A360752
[ 1, 3, 1, 9, 1, 41, 1, 65, 193, 161, 1, 2433, 1, 897, 10241, 18433, 1, 66049, 1, 403457, 344065, 22529, 1, 7127041, 5242881, 106497, 9437185, 73629697, 1, 332890113, 1, 940572673, 230686721, 2228225, 9395240961, 18828754945, 1, 9961473, 5234491393, 429517701121, 1 ]
[ "nonn" ]
A114874
[ 2, 4, 6, 16, 18, 42, 100, 156, 162, 256, 486, 1458, 2028, 4422, 6162, 14406, 19182, 22650, 23548, 26406, 37056, 39366, 62500, 65536, 77658, 113232, 121452, 143262, 208392, 292140, 342732, 375156, 412806, 527802, 564898, 590592, 697048, 843642 ]
[ "nonn" ]
A248935
[ 1, 9, 0, 7, 9, 7, 0, 0, 7, 5, 2, 4, 4, 3, 9, 0, 7, 3, 8, 0, 7, 4, 6, 8, 0, 4, 2, 9, 6, 9, 5, 2, 9, 1, 7, 3, 6, 6, 9, 3, 5, 6, 9, 9, 4, 7, 4, 9, 9, 4, 0, 1, 7, 7, 3, 9, 4, 7, 4, 1, 8, 8, 2, 6, 7, 3, 5, 2, 8, 9, 7, 9, 7, 8, 7, 0, 0, 5, 0, 5, 3, 7, 0, 6, 3, 6, 8, 0, 4, 9, 8, 3, 5, 5, 1, 4, 9, 0, 0, 2, 4, 4, 3, 0, 3 ]
[ "nonn", "cons", "easy", "fini", "full" ]
A355817
[ 1, -1, -1, 0, -1, 2, -1, 0, 0, 2, -1, -1, -1, 2, 2, 0, -1, -1, -1, -1, 2, 2, -1, 0, 0, 2, 0, -1, -1, -6, -1, 0, 2, 2, 2, 2, -1, 2, 2, 0, -1, -6, -1, -1, -1, 2, -1, 0, 0, -1, 2, -1, -1, 0, 2, 0, 2, 2, -1, 6, -1, 2, -1, 0, 2, -6, -1, -1, 2, -6, -1, -1, -1, 2, -1, -1, 2, -6, -1, 0, 0, 2, -1, 6, 2, 2, 2, 0, -1, 6, 2 ]
[ "sign" ]
A021858
[ 0, 0, 1, 1, 7, 0, 9, 6, 0, 1, 8, 7, 3, 5, 3, 6, 2, 9, 9, 7, 6, 5, 8, 0, 7, 9, 6, 2, 5, 2, 9, 2, 7, 4, 0, 0, 4, 6, 8, 3, 8, 4, 0, 7, 4, 9, 4, 1, 4, 5, 1, 9, 9, 0, 6, 3, 2, 3, 1, 8, 5, 0, 1, 1, 7, 0, 9, 6, 0, 1, 8, 7, 3, 5, 3, 6, 2, 9, 9, 7, 6, 5, 8, 0, 7, 9, 6, 2, 5, 2, 9, 2, 7, 4, 0, 0, 4, 6, 8 ]
[ "nonn", "cons" ]
A118216
[ 1, 70, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136 ]
[ "base", "nonn", "less" ]
A243078
[ 7, 8, 10, 13, 16, 17, 20, 23, 28, 29, 32, 43, 46, 47, 53, 56, 59, 61, 76, 95, 107, 139, 148, 218, 349, 764, 1009, 1130, 1183, 1429, 1516, 2072, 2471, 4937, 10204, 13993, 16249, 18166, 25733, 29033, 40090 ]
[ "nonn", "more" ]
A218209
[ 2, 1, 3, 4, 12, 31, 86, 230, 681, 1934, 5634, 15772 ]
[ "nonn", "base" ]
A030791
[ 4, 5, 6, 7, 8, 9, 10, 12, 14, 17, 19, 22, 25, 27, 29, 32, 36, 40, 43, 46, 49, 52, 55, 58, 63, 66, 69, 74, 77, 82, 87, 91, 94, 97, 100, 105, 108, 116, 121, 124, 127, 130, 135, 141, 145, 151, 155, 159, 164, 168, 173, 178, 184, 190, 196, 204, 209, 213, 217, 223 ]
[ "nonn" ]
A240450
[ 2, 1, 3, 2, 3, 4, 3, 4, 3, 5, 4, 5, 4, 5, 6, 5, 6, 5, 6, 5, 7, 6, 7, 6, 7, 6, 7, 8, 7, 8, 7, 8, 7, 8, 7, 9, 8, 9, 8, 9 ]
[ "nonn", "more" ]
A123658
[ 5, 1617, 79543, 1315073, 11735001, 70591825, 322948907, 1208225793, 3874742893, 11001010001, 28297158495, 67080151297, 148467846593, 309923269713, 615105191251, 1168247947265, 2134605998037, 3768860634193, 6453801131783, 10752064160001, 17474246985385 ]
[ "easy", "nonn" ]
A117251
[ 1, 1, -1, 4, -40, 896, -43008, 4325376, -899678208, 383862702080, -334114095890432, 590956713604022300, -2.1179888615568158e+21, 1.5348576513041885e+25, -2.24527747847927e+29, 6.621592717332785e+33 ]
[ "sign" ]
A046522
[ 1, 0, 0, 1, 2, 0, 2, 0, 3, 2, 4, 0, 4, 2, 2, 3, 6, 2, 6, 2, 4, 4, 6, 0, 7, 6, 6, 4, 8, 2, 8, 4, 6, 6, 6, 3, 10, 8, 8, 4, 10, 4, 10, 6, 6, 8, 10, 2, 11, 8, 10, 8, 12, 6, 10, 6, 10, 10, 12, 2, 12, 10, 8, 9, 12, 8, 14, 10, 12, 8, 14, 4, 14, 12, 10, 10, 12, 8, 14, 6 ]
[ "nonn", "easy" ]
A154541
[ 1, 2, 420, 23000, 441000, 89000000, 2340000000, 8210000000, 6160000000000, 25410000000000, 27600000000000, 42600000000000, 2930000000000000, 8440000000000000, 445000000000000000, 65110000000000000000, 227000000000000000000, 250200000000000000000, 449100000000000000000, 4.932e+21 ]
[ "nonn", "base" ]
A042768
[ 30, 121, 7290, 29281, 1764150, 7085881, 426917010, 1714753921, 103312152270, 414963363001, 25001113932330, 100419419092321, 6050166259471590, 24301084456978680, 1464115233678192400, 5880762019169749000, 354309836383863100000, 1.4231201075546221e+21 ]
[ "nonn", "cofr", "frac", "easy" ]