id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A363209
[ 1, 1, 3, 10, 52, 288, 1826, 11702, 76586, 501429, 3289245, 21554198 ]
[ "nonn", "hard", "more" ]
A386776
[ 1, 2, 2, 3, 2, 4, 2, 3, 3, 4, 2, 5, 2, 4, 4, 4, 2, 5, 2, 5, 4, 4, 2, 6, 3, 4, 4, 4, 2, 6, 2, 5, 4, 4, 4, 6, 2, 4, 4, 6, 2, 6, 2, 4, 4, 4, 2, 8, 3, 5, 4, 5, 2, 7, 4, 5, 4, 4, 2, 8, 2, 4, 5, 6...
[ "nonn" ]
A384073
[ 4, 6, 14, 16, 21, 36, 50, 56, 75, 120, 132, 162, 168, 210, 264, 276, 280, 312, 330, 390, 405, 440, 462, 520, 546, 616, 726, 728, 744, 770, 784, 858, 910, 930, 984, 1012, 1016, 1144, 1155, 1230, 1240, 1260, 1302, 1365, 1430, 14...
[ "nonn" ]
A033458
[ 1, 0, 6, 0, 11, 0, 44, 32, 29, 32, 82, 96, 103, 32, 280, 288, 329, 352, 350, 288, 339, 416, 644, 704, 869, 960, 1066, 832, 751, 320, 1584, 1856, 2225, 2368, 2614, 2496, 2747, 2752, 2780, 2528, 2381, 2144 ]
[ "nonn" ]
A295155
[ 50, 54, 62, 64, 65, 69, 72, 78, 87 ]
[ "nonn", "fini", "full" ]
A379215
[ 1, 6, 24, 106, 460, 1934, 7952, 32274, 130068, 522262, 2093080, 8380442, 33538076, 134184990, 536805408, 2147352610, 8589672484, 34359214118, 137437904936, 549753716778, 2199019061292, 8796084633646, 35184355311664, 140737454800946, 562949886312500, 2251799679467574...
[ "nonn", "easy" ]
A275989
[ 3, 4, 8, 12, 26, 30, 44, 52, 66, 84, 100, 126, 140, 150, 176, 198, 222, 232, 270, 288, 300, 330, 350, 374, 424, 456, 466, 486, 492, 506, 592, 612, 650, 670, 714, 730, 772, 808, 830, 860, 890, 910, 972, 988, 1016, 1024, 1090,...
[ "nonn" ]
A342360
[ 4, 0, 7, 1, 7, 6, 3, 8, 7, 2, 9, 6, 5, 6, 7, 1, 5, 7, 9, 0, 2, 8, 9, 0, 2, 0, 4, 7, 3, 5, 3, 9, 7, 6, 7, 7, 3, 1, 0, 5, 1, 0, 6, 4, 4, 1, 3, 4, 5, 2, 8, 4, 6, 5, 1, 4, 4, 9, 3, 3, 3, 9, 6, 9...
[ "nonn", "cons" ]
A184153
[ 43, 499, 499, 5695, 17203, 5695, 65227, 584143, 584143, 65227, 746503, 19882711, 58656073, 19882711, 746503, 8544883, 676507975, 5910714349, 5910714349, 676507975, 8544883, 97806031, 23019453235, 595270788529, 1764076701091 ]
[ "nonn", "tabl" ]
A216152
[ 1, 2, 12, 48, 144, 1440, 34560, 483840, 7257600, 58060800, 3135283200, 125411328000, 2633637888000, 57940033536000, 5562243219456000, 27811216097280000, 723091618529280000, 6507824566763520000, 364438175738757100000, 3.279943581648814e+23 ]
[ "nonn", "changed" ]
A224991
[ 181, 32341, 52021, 96907, 97171, 100981, 109507, 192601, 194671, 238237, 280627, 304651, 320911, 418321, 449971, 547537, 579961, 626191, 668611, 767857, 769807, 771091, 806107, 885097, 954157, 991381, 993247, 1028047, 1075357, 1259677, 1285021, 1368727, ...
[ "nonn" ]
A270814
[ 0, 1, 46, 3, 31, 49, 281, 7, 330, 36, 248, 55, 106, 288, 679, 15, 197, 339, 500, 46, 127, 259, 610, 67, 633, 119, 101413, 302, 413, 694, 101073, 31, 808, 214, 505, 357, 498, 519, 2305, 66, 101290, 148, 1295, 281, 452, 633, 1...
[ "nonn" ]
A388474
[ 2, 0, 8, 6, 5, 8, 9, 2, 4, 8, 5, 8, 7, 5, 5, 4, 8, 0, 2, 9, 3, 5, 3, 2, 6, 9, 9, 9, 8, 4, 5, 2, 2, 6, 0, 3, 0, 8, 2, 9, 4, 4, 2, 7, 8, 1, 7, 2, 0, 6, 9, 7, 1, 6, 4, 1, 2, 5, 3, 0, 7, 0, 3, 7...
[ "nonn", "cons" ]
A390460
[ 2, 1, 0, 8, 8, 2, 8, 5, 9, 5, 6, 5, 5, 9, 3, 5, 1, 1, 7, 7, 0, 5, 7, 7, 7, 8, 8, 6, 0, 4, 2, 7, 4, 8, 8, 2, 7, 2, 4, 9, 2, 4, 5, 5, 8, 7, 0, 7, 6, 3, 3, 7, 4, 1, 4, 1, 8, 3, 9, 5, 9, 0, 5, 6...
[ "nonn", "cons" ]
A107318
[ 3, 12, 56, 254, 1620, 10804, 77614, 582800, 4548410, 36400976, 298182320, 2487444740, 21066301710 ]
[ "nonn", "more" ]
A042625
[ 1, 58, 3365, 195228, 11326589, 657137390, 38125295209, 2211924259512, 128329732346905, 7445336400380002, 431957840954387000, 25061000111754826000, 1.4539699643227345e+21, 8.435531893083035e+22, 4.894062467952483e+24, 2.8393997846017483e+26 ]
[ "nonn", "frac", "easy" ]
A122638
[ 2, 3, 4, 5, 6, 7, 8, 9, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 38, 41, 44, 47, 50, 53, 56, 59, 62, 65, 87, 91, 95, 99, 103, 107, 111, 115, 119, 123, 156, 161, 166, 171, 176, 181, 186, 191, 196, 201, 245, 251, 257, ...
[ "nonn", "base" ]
A293141
[ 1, -1, -1, 0, 0, 0, 180, 0, 10080, 90720, 0, 0, 179625600, -1556755200, -10897286400, 326918592000, -2615348736000, -88921857024000, 800296713216000, -30411275102208000, 152056375511040000, 0, -351250227430502400000, -3.2315020923606223e+21 ]
[ "sign" ]
A186799
[ 3984, 59907, 906615, 13730715, 207885695, 3147544633, 47657171957, 721577251158, 10925394777419, 165421364939032, 2504644302903332, 37922809664016570, 574189116011343360, 8693795217212932000 ]
[ "nonn" ]
A302796
[ 1, 2, 6, 10, 14, 15, 22, 26, 30, 33, 34, 35, 38, 42, 46, 51, 55, 58, 62, 66, 69, 70, 74, 77, 78, 82, 85, 86, 93, 94, 95, 102, 105, 106, 110, 114, 118, 119, 122, 123, 130, 134, 138, 141, 142, 143, 145, 146, 154, 155, ...
[ "nonn" ]
A089112
[ 1, 1, 1, 0, 1, 2, 0, 1, 3, 3, 0, 1, 3, 5, 5, 0, 1, 3, 7, 11, 8, 0, 1, 4, 10, 17, 19, 13, 0, 1, 5, 13, 25, 37, 37, 21, 0, 1, 5, 16, 38, 64, 77, 65, 34, 0, 1, 5, 20, 54, 102, 146, 158, 120, 55, 0, 1, 6, ...
[ "nonn", "tabl", "easy" ]
A062172
[ 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 1, 1, 3, 1, 1, 0, 1, 2, 1, 0, 1, 0, 0, 1, 1, 3, 1, 1, 0, 1, 0, 1, 0, 1, 4, 0, 0, 1, 0, 0, 1, 4, 3, 1, 5, 1, 3, 1, 1, 0, 1, 2, 0, 0, 1, 0, 1, 0, 0...
[ "nonn", "tabl" ]
A037508
[ 1, 9, 63, 442, 3096, 21672, 151705, 1061937, 7433559, 52034914, 364244400, 2549710800, 17847975601, 124935829209, 874550804463, 6121855631242, 42852989418696, 299970925930872, 2099796481516105 ]
[ "nonn", "base", "easy" ]
A185450
[ 5, 10, 13, 17, 19, 21, 23 ]
[ "nonn" ]
A031256
[ 6, 9, 11, 16, 28, 39, 42, 43, 45, 58, 62, 65, 68, 71, 73, 74, 77, 78, 80, 81, 83, 86, 88, 89, 92, 95, 103, 114, 117, 118, 120, 133, 148, 153, 156, 163, 180, 195, 199, 200, 203, 220, 240, 247, 251, 260, 274, 278, 280, 2...
[ "nonn" ]
A034045
[ 0, 4, 8, 12, 16, 20, 24, 32, 36, 40, 44, 48, 52, 56, 64, 68, 72, 76, 80, 84, 88, 96, 100, 104, 108, 116, 120, 128, 132, 136, 140, 144, 148, 152, 160, 164, 168, 172, 176, 180, 184, 192, 196, 200, 204, 208, 212, 216, 224, ...
[ "nonn" ]
A173965
[ 2, 9, 25, 56, 108, 187, 299, 450, 646, 893, 1197, 1564, 2000, 2511, 3103, 3782, 4554, 5425, 6401, 7488, 8692, 10019, 11475, 13066, 14798, 16677, 18709, 20900, 23256, 25783, 28487, 31374, 34450, 37721, 41193, 44872, 48764, 52875, 57211, 61...
[ "nonn", "easy" ]
A159122
[ 1, 37, 893, 18154, 340923, 6179688, 110731088, 1989321366, 36154199709, 668721956084 ]
[ "nonn" ]
A269049
[ 144, 1068, 13140, 149358, 1643376, 17696520, 187575858, 1964080920, 20365312416, 209472681102, 2140087086852, 21738862087680, 219728193571542, 2211332610944712, 22170082238167692, 221519854346189060 ]
[ "nonn" ]
A009274
[ 1, 1, 1, 2, 5, 32, 157, 688, 3817, 29952, 257049, 1922560, 15886125, 160364544, 1844058101, 19815696384, 218349214545, 2743045259264, 38729647296945, 538516252917760, 7468216325125589, 112957538226929660, 1882371895493492500 ]
[ "nonn" ]
A238073
[ 256, 14456, 1781008, 336372000, 182752988334, 220851136586828, 747061315866664700, 5.370193055761519e+21 ]
[ "nonn" ]
A047774
[ 0, 0, 0, 0, 0, 0, 1, 1, 0, 5, 6, 0, 26, 32, 0, 133, 176, 0, 708, 952, 0, 3861, 5302, 0, 21604, 29960, 0, 123266, 172535, 0, 715221, 1007575, 0, 4206956, 5959656, 0, 25032840, 35622384, 0, 150413348, 214875099, 0, 911379384, 130630...
[ "nonn", "easy" ]
A316556
[ 0, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 1, 2, 3, 1, 1, 2, 1, 2, 2, 2, 1, 2, 1, 2, 1, 2, 1, 4, 1, 1, 3, 2, 3, 2, 1, 2, 2, 2, 1, 3, 1, 2, 3, 2, 1, 2, 1, 2, 3, 2, 1, 2, 3, 2, 2, 2, 1, 4, 1, 2, 2, 1...
[ "nonn" ]
A105900
[ 3, 5, 13, 17, 19, 31, 41, 47, 59, 73, 83, 89, 101, 103, 131, 139, 167, 173, 181, 227, 229, 251, 257, 269, 283, 293, 307, 311, 313, 353, 367, 383, 397, 409, 419, 433, 461, 467, 479, 503, 509, 521, 523, 563, 577, 587, 593, 6...
[ "nonn" ]
A388016
[ 441, 3969, 21609, 35721, 53361, 74529, 127449, 159201, 184041, 194481, 233289, 314721, 321489, 370881, 393129, 423801, 480249, 603729, 670761, 741321, 815409, 974169, 1058841, 1147041, 1238769, 1432809, 1535121, 1640961, 1656369, 1750329, 1979649, 209960...
[ "nonn" ]
A088479
[ 9, 19, 29, 39, 49, 59, 69, 79, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 109, 129, 139, 149, 159, 169, 179, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 209, 219, 239, 249, 259, 269, 279, 289, 290, 291, 292, ...
[ "nonn" ]
A297843
[ 1, 32, 162, 528, 1250, 2754, 4802, 8704, 13203, 21250, 29282, 44576, 57122, 81634, 102500, 139520, 167042, 225666, 260642, 341250, 393764, 497794, 559682, 715808, 781875, 971074, 1076004, 1310946, 1414562, 1743842, 1847042, 2236416, 2401124, 2839714,...
[ "nonn" ]
A034931
[ 1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 0, 2, 0, 1, 1, 1, 2, 2, 1, 1, 1, 2, 3, 0, 3, 2, 1, 1, 3, 1, 3, 3, 1, 3, 1, 1, 0, 0, 0, 2, 0, 0, 0, 1, 1, 1, 0, 0, 2, 2, 0, 0, 1, 1, 1, 2, 1, 0, 2, 0, 2, 0, 1...
[ "nonn", "tabl" ]
A375847
[ 0, 1, 1, 2, 1, 1, 1, 0, 2, 1, 1, 2, 1, 1, 1, 0, 1, 2, 1, 2, 1, 1, 1, 1, 2, 1, 0, 2, 1, 1, 1, 0, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 2, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 2, 0...
[ "nonn", "easy" ]
A214404
[ 1, 1, 2, 9, 48, 296, 2008, 14648, 113200, 917588, 7746876, 67770456, 611916624, 5685473544, 54227943240, 529937718704, 5297716934498, 54106608947506, 563945862248108, 5993092373220992, 64885877599868340, 715222369910418700, 8021722347464145000 ]
[ "nonn" ]
A003358
[ 2, 65, 128, 730, 793, 1458, 4097, 4160, 4825, 8192, 15626, 15689, 16354, 19721, 31250, 46657, 46720, 47385, 50752, 62281, 93312, 117650, 117713, 118378, 121745, 133274, 164305, 235298, 262145, 262208, 262873, 266240, 277769, 308800, 379793, 52428...
[ "nonn", "easy" ]
A264981
[ 1, 1, 1, 1, 1, 1, 1, 1, 9, 1, 1, 1, 1, 1, 1, 1, 1, 9, 1, 1, 1, 1, 1, 1, 1, 1, 9, 1, 1, 1, 1, 1, 1, 1, 1, 9, 1, 1, 1, 1, 1, 1, 1, 1, 9, 1, 1, 1, 1, 1, 1, 1, 1, 9, 1, 1, 1, 1, 1, 1, 1, 1, 9, 1...
[ "nonn", "mult" ]
A298087
[ 0, 0, 0, 0, 1, 0, 0, 3, 3, 0, 0, 2, 0, 2, 0, 0, 11, 3, 3, 11, 0, 0, 13, 1, 10, 1, 13, 0, 0, 34, 7, 28, 28, 7, 34, 0, 0, 65, 18, 76, 154, 76, 18, 65, 0, 0, 123, 52, 213, 520, 520, 213, 52, 123, 0, 0, 266, ...
[ "nonn", "tabl" ]
A213796
[ 1, 1, 5, 57, 3249, 815263, 932587453, 4893373431575, 119570350092328220, 1.371527664228647e+22, 7.439775168632415e+27, 1.9190656372074847e+34, 2.36483103820479e+41 ]
[ "nonn" ]
A350810
[ 0, 1, 3, 50, 39, 48, 75, 27, 3, 8, 92, 407, 923, 651, 479, 606, 933, 372, 114, 11, 92, 422, 859, 607, 456, 602, 850, 410, 81, 12, 96, 4106, 9703, 6410, 5117, 6814, 9521, 4329, 1139, 5, 1742, 4547, 9353, 6261, 5069, 5976, 888...
[ "nonn", "base", "easy", "look" ]
A165120
[ 1, 2, 2, 3, 3, 5, 1, 14, 2, 1, 4, 12, 1, 5, 4, 1, 1, 6, 6, 2, 2, 1, 6, 4, 11, 1, 1, 1, 3, 6, 4, 2, 1, 1, 2, 7, 1, 6, 9, 1, 1, 1, 4, 1, 4, 1, 6, 15, 1, 1, 1, 4, 6, 7, 4, 1, 10, 1, 2, 2, 2, 1, 1...
[ "base", "nonn" ]
A211871
[ 1, 0, 0, 0, 0, 1, 0, 0, 0, 2, 0, 0, 3, 0, 6, 0, 0, 0, 20, 0, 24, 0, 0, 15, 40, 90, 0, 120, 0, 0, 0, 210, 420, 504, 0, 720, 0, 0, 105, 1120, 2520, 2688, 3360, 0, 5040, 0, 0, 0, 4760, 15120, 27216, 20160, 25920, ...
[ "nonn", "tabl" ]
A360707
[ 1, 0, 0, 1, 1, 0, 1, 4, 4, 1, 9, 27, 28, 16, 96, 257, 281, 250, 1251, 3161, 3665, 4321, 19489, 47685, 58662, 84099, 354739, 852216, 1110344, 1837924, 7401269, 17604002, 24221890, 44761045, 174287005, 412627144, 597640105, 1204831674, 457441...
[ "nonn" ]
A100600
[ 3, 4, 29, 32, 133 ]
[ "nonn", "hard", "more" ]
A361541
[ 1, 4, 56, 1220, 34788, 1203152, 48418384, 2210163032, 112501779300, 6308565897088, 386149471644704, 25614932030415636, 1830512170952712000, 140224558208217550000, 1.146499175229173e+22, 9.967235003745594e+23, 9.18249707929339e+25 ]
[ "nonn" ]
A180589
[ 1, 1, 3, 12, 54, 294, 1866, 13698, 114064, 1062864, 10958530, 123870240, 1523289156, 20247546240, 289277533440, 4420892649600, 71965034739952, 1243166003251200, 22713955095665176, 437647401838080000, 8868800513341440000, 188567126333429780000, 4.1973463761953505e+21 ]
[ "nonn" ]
A283571
[ 26, 2832, 104464, 3890056, 129527524, 4173039716, 129997769458, 3965206666608, 118919078661476, 3520469545329364, 103128721861954080, 2995091644500263400, 86357662212925830000, 2.4747200635225915e+21, 7.054386253203933e+22 ]
[ "nonn" ]
A210836
[ 2, 25, 1479, 258581, 130785357, 190865489427, 803986116428812, 9774577782495937000, 3.429886683460995e+23, 3.4737069299078186e+28 ]
[ "nonn" ]
A343162
[ 1, 1, 2, 5, 11, 35, 111, 427, 1742 ]
[ "nonn", "more" ]
A230258
[ 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 3, 2, 3, 3, 2, 3, 4, 3, 5, 3, 5, 5, 6, 5, 5, 6, 6, 7, 8, 5, 8, 8, 8, 8, 8, 8, 10, 10, 10, 8, 11, 10, 11, 11, 10, 12, 13, 12, 13, 11, 13, 13, 14, 13, 14, 15, 15, 15, 16, ...
[ "nonn", "easy" ]
A039753
[ 5, 77, 714, 5405, 26642, 52554, 95709, 154842, 173162, 204258, 208581, 248109, 278277, 332994, 417162, 445305, 529194, 554682, 693610, 851709, 869054, 1232746, 1252509, 1275546, 1275730, 1549454, 1600962, 1607045, 1671333, 1672710, 1777026 ]
[ "nonn" ]
A185861
[ 694, 9604, 148747, 2306566, 35696805, 552341314, 8546141676, 132241750157, 2046201477768, 31662104131197, 489920627750375, 7580791076767043, 117301071441252350, 1815056316879910700, 28085224933208556000 ]
[ "nonn" ]
A389590
[ 1, 3, 4, 74, 6, 16272, 8, 57520, 426, 158680, 12, 5930052968448, 14, 764848, 729720, 5715121152, 18, 550668343903776, 20, 1423211174784000, 3386712, 6680080, 24, 4.096096946966628e+28, 4430, 15040792, 10986840, 62973187111747580, 30, 3.6439648672098114e+30 ]
[ "nonn" ]
A343337
[ 1, 15, 30, 33, 35, 45, 51, 55, 60, 66, 69, 70, 75, 77, 85, 90, 91, 93, 95, 99, 102, 105, 110, 119, 120, 123, 132, 135, 138, 140, 141, 143, 145, 150, 153, 154, 155, 161, 165, 170, 175, 177, 180, 182, 186, 187, 190, 198, 2...
[ "nonn" ]
A085093
[ 2, 9, 3, 4, 5, 6, 19, 10, 11, 8, 7, 12, 13, 16, 17, 14, 31, 22, 23, 18, 37, 24, 41, 20, 29, 30, 47, 26, 43, 28, 53, 36, 59, 38, 61, 40, 71, 32, 67, 34, 83, 44, 73, 54, 79, 48, 97, 42, 101, 50, 103, 46, 89, 60, ...
[ "nonn" ]
A117030
[ 1, 1, 1, 0, -2, -3, 3, -10, -28, 279, -7803, -2177000, 16987130758, -36980983660158440, -6.282008049945729e+26, 2.3231483704802676e+43, -1.4594036764575344e+70 ]
[ "sign" ]
A100390
[ 4, 6, 8, 12, 16, 18, 20, 24, 27, 30, 32, 36, 40, 42, 45, 48, 50, 52, 54, 56, 60, 64, 66, 68, 70, 72, 75, 77, 81, 84, 88, 90, 96, 98, 100, 102, 105, 108, 110, 112, 114, 117, 120, 125, 128, 130, 132, 135, 138, 140, 144...
[ "nonn" ]
A237838
[ 0, 1, 3, 2, 3, 2, 2, 2, 2, 1, 1, 2, 3, 2, 1, 1, 1, 1, 1, 1, 2, 1, 3, 3, 2, 3, 2, 1, 2, 1, 2, 1, 2, 3, 2, 2, 1, 3, 3, 4, 4, 4, 3, 4, 1, 1, 3, 3, 2, 3, 1, 1, 2, 2, 4, 1, 4, 3, 5, 4, 5, 4, 3, 4...
[ "nonn" ]
A256493
[ 1, 3, 19, 171, 1675, 16683, 166699, 1666731, 16666795, 166666923, 1666667179, 16666667691, 166666668715, 1666666670763, 16666666674859, 166666666683051, 1666666666699435, 16666666666732204, 166666666666797730, 1666666666666929000, 16666666666667190000 ]
[ "nonn", "easy" ]
A275785
[ 3, 5, 11, 23, 29, 31, 37, 89, 113, 127, 139, 149, 199, 251, 293, 331, 337, 367, 409, 521, 523, 631, 701, 787, 797, 953, 1087, 1129, 1151, 1259, 1277, 1327, 1361, 1381, 1399, 1657, 1669, 1847, 1933, 1949, 1951, 1973, 2477, 2503, ...
[ "nonn" ]
A336816
[ 1, 2, 3, 5, 7, 4, 13, 25, 33, 8, 49, 6, 97, 14, 9, 193, 241, 34, 481, 10, 15, 50, 961, 26, 1921, 98, 2881, 16, 3841, 11, 7681, 15361, 51, 242, 17, 35, 18433, 482, 99, 27, 36865, 18, 73729, 52, 36, 962, 147457, 194, 29491...
[ "nonn" ]
A378486
[ 1, 9, 4, 4, 5, 5, 7, 6, 0, 8, 3, 9, 0, 0, 5, 7, 1, 1, 3, 9, 0, 8, 0, 0, 8, 9, 3, 2, 8, 9, 9, 1, 3, 5, 4, 6, 4, 7, 1, 1, 9, 5, 0, 5, 0, 7, 5, 4, 8, 5, 7, 0, 8, 0, 2, 7, 3, 0, 8, 9, 8, 6, 3, 0...
[ "nonn", "cons" ]
A108880
[ 8018018851, 8000000018, 8, 8018000018, 8018018886, 8018018085, 8018018808, 8000000008, 8018018000, 8018018048, 8018018816, 8018018176, 8018808000, 8018808832, 8018000000, 8018018304, 8018887680, 8018804736, 8018853888 ]
[ "nonn", "word" ]
A306886
[ 0, 5, 14, 26, 41, 60, 82, 105, 134, 164, 197, 234, 272, 314, 359, 407, 456, 507, 566, 623, 686, 748, 812, 883, 956, 1030, 1107, 1181, 1267, 1354, 1445, 1529, 1620, 1721, 1814, 1920, 2022, 2121, 2232, 2344, 2460, 2573, 2691, 2815, ...
[ "nonn" ]
A148585
[ 1, 1, 3, 6, 20, 54, 182, 578, 1994, 6876, 24510, 88314, 324753, 1204362, 4534353, 17203317, 65929875, 254661075, 990465401, 3878886425, 15278673944, 60503855579, 240843922447, 962901535611, 3866489329858, 15586583179789, 63056954545168, 255992060288283, 104248...
[ "nonn", "walk" ]
A048687
[ 1, 2, 2, 3, 3, 2, 3, 4, 4, 4, 5, 4, 4, 4, 4, 5, 6, 5, 6, 6, 5, 6, 7, 5, 6, 6, 8, 8, 8, 6, 7, 9, 7, 9, 9, 8, 8, 9, 10, 8, 10, 8, 9, 11, 8, 9, 10, 9, 10, 10, 10, 9, 11, 10, 12, 11, 12, 11, 13, 11, 1...
[ "nonn" ]
A003346
[ 12, 27, 42, 57, 72, 87, 92, 102, 107, 117, 122, 132, 137, 147, 152, 162, 167, 172, 177, 182, 187, 192, 197, 202, 212, 217, 227, 232, 242, 247, 252, 257, 262, 267, 277, 282, 292, 297, 307, 312, 322, 327, 332, 342, 347, 357, 3...
[ "nonn", "easy" ]
A134847
[ 1024, 60025, 200704, 14040009, 600005025, 3906000004, 62000004004, 6000305000704, 40880000700009, 39000000020004, 60000500050500024, 249000000005004000, 6000000050052001000, 600201000902004000000, 800000000087008100000, 6.2000004003004005e+22 ]
[ "nonn", "base" ]
A059337
[ 11, 29, 31, 41, 43, 61, 71, 101, 113, 127, 131, 181, 191, 197, 211, 239, 271, 281, 311, 331, 337, 379, 401, 421, 449, 461, 463, 491, 521, 541, 547, 601, 617, 631, 659, 661, 691, 701, 743, 751, 757, 761, 811, 821, 827, 881, 8...
[ "nonn", "easy" ]
A080871
[ 1, 1, 4, 7, 31, 55, 244, 433, 1921, 3409, 15124, 26839, 119071, 211303, 937444, 1663585, 7380481, 13097377, 58106404, 103115431, 457470751, 811826071, 3601659604, 6391493137, 28355806081, 50320119025, 223244789044 ]
[ "nonn" ]
A189587
[ 1, 1, 2, 4, 10, 23, 48, 94, 188, 389, 808, 1692, 3505, 7225, 14895, 30751, 63601, 131549, 272040, 562259, 1161936, 2401478, 4963797, 10260810, 21209922, 43841365, 90619265, 187308371, 387166791, 800278120, 1654186266, 3419218303, 7067543993 ]
[ "nonn" ]
A189621
[ 64, 4096, 61996, 515560, 6110500, 118571483, 2076231513, 28823835852, 385459961106, 5723963509791, 89346030665338, 1342965562065607, 19505273464622130, 285343732611331000, 4255443558501922300 ]
[ "nonn" ]
A172626
[ 0, 0, 0, 0, 120, 16214000, 7873709050620, 9350902053107860000, 2.608852662495873e+25, 1.6252652500428472e+32, 2.1433956738870602e+39 ]
[ "nonn" ]
A127113
[ 1, 1, 2, 10, 40, 320, 3200, 35200, 510400, 11440000, 205440000, 3543320000, 115310400000, 2505522400000, 104014341200000, 2440423132000000, 112255444052000000, 3300252314304000000, 143012413513200000000, 5.3134333113532e+21, 3.025231544130304e+23 ]
[ "nonn", "base" ]
A269968
[ 0, 2, 8, 12, 25, 32, 36, 60, 71, 76, 80, 119, 134, 143, 148, 152, 210, 231, 242, 249, 254, 258, 339, 366, 381, 392, 399, 404, 408, 516, 549, 568, 581, 590, 597, 602, 606, 745, 786, 811, 826, 839, 848, 855, 860, 864, 1038, ...
[ "nonn" ]
A079014
[ 2, 3, 5, 1997, 2237, 6824897, 1356705137, 3637803390827 ]
[ "nonn", "more" ]
A242497
[ 3, 4, 5, 13, 14, 15, 51, 52, 53, 193, 194, 195, 723, 724, 725, 2701, 2702, 2703, 10083, 10084, 10085, 37633, 37634, 37635, 140451, 140452, 140453, 524173, 524174, 524175, 1956243, 1956244, 1956245, 7300801, 7300802, 7300803, 27246963, 2724696...
[ "nonn", "easy" ]
A096572
[ 0, 0, 0, 1, 1, 1, 3, 3, 6, 13, 20, 36, 65, 111, 194, 342, 596, 1041, 1830, 3200, 5593, 9802, 17148, 30002, 52537, 91940, 160897, 281646, 492933, 862718, 1510022, 2642890, 4625626, 8096054, 14170051, 24800873, 43407658, 75973898, 132972414 ]
[ "nonn" ]
A324655
[ 1, 2, 2, 4, 3, 6, 2, 4, 4, 8, 6, 12, 3, 6, 6, 12, 9, 18, 4, 8, 8, 16, 12, 24, 5, 10, 10, 20, 15, 30, 2, 4, 4, 8, 6, 12, 4, 8, 8, 16, 12, 24, 6, 12, 12, 24, 18, 36, 8, 16, 16, 32, 24, 48, 10, 20, 20, 40,...
[ "nonn" ]
A238772
[ 72, 4106, 258720, 16041854, 976810146, 60277582112, 3697656930974, 227187542722224, 13955749970865816, 857261491476892800, 52658393610889126000, 3.2347211672298927e+21, 1.9869825659799422e+23 ]
[ "nonn" ]
A287547
[ 1140813701, 1314331181, 1729804331, 2615969891, 2765625631, 3827771821, 4266876641, 4348917061, 4700742041, 4845745831, 4877408441, 5311420901, 5395463741, 5409482081, 5693097391, 5816498981, 5902417331, 6173160871, 6692523011, 6914652461, 6960900641 ]
[ "nonn" ]
A349912
[ 2, 0, 0, 1, 0, 2, 0, 1, 1, 2, 0, 1, 0, 6, 2, 1, 0, 1, 0, 1, 6, 10, 0, 1, 1, 6, 1, 3, 0, 0, 0, 1, 10, 2, 6, 1, 0, 18, 6, 1, 0, 0, 0, 5, 1, 22, 0, 1, 9, 1, 2, 3, 0, 1, 10, 3, 18, 14, 0, 1, 0, 30, ...
[ "nonn" ]
A264965
[ 0, 1, 2, 3, 4, 7, 6, 5, 8, 9, 10, 13, 12, 19, 22, 21, 16, 25, 18, 17, 20, 15, 26, 55, 24, 11, 14, 27, 28, 23, 30, 37, 64, 57, 46, 43, 36, 67, 70, 33, 40, 31, 66, 79, 52, 63, 38, 47, 48, 73, 58, 75, 76, 49, 54...
[ "nonn", "base", "look" ]
A007827
[ 1, 1, 1, 1, 2, 3, 7, 13, 32, 73, 190, 488, 1350, 3741, 10765, 31311, 92949, 278840, 847511, 2599071, 8044399, 25082609, 78758786, 248803504, 790411028, 2523668997, 8095146289, 26076714609, 84329102797, 273694746208 ]
[ "nonn", "nice", "easy" ]
A134625
[ 1, 2, 1, 3, 3, 1, 4, 2, 4, 1, 5, 5, 3, 5, 1, 6, 7, 5, 4, 6, 1, 7, 4, 2, 7, 5, 7, 1, 8, 9, 7, 3, 9, 6, 8, 1, 9, 11, 12, 8, 4, 11, 7, 9, 1, 10, 6, 11, 2, 11, 5, 13, 8, 10, 1, 11, 13, 13, 9, 7, 14, ...
[ "nonn", "tabl" ]
A059060
[ 1, 0, 0, 0, 0, 1, 1, 0, 16, 0, 36, 0, 16, 0, 1, 346, 1824, 4536, 7136, 7947, 6336, 3936, 1728, 684, 128, 48, 0, 1, 748521, 3662976, 8607744, 12880512, 13731616, 11042688, 6928704, 3458432, 1395126, 453888, 122016, 25344, 4824, 512, ...
[ "nonn", "tabf", "nice" ]
A160125
[ 0, 0, 2, 2, 0, 4, 10, 6, 0, 4, 8, 4, 4, 20, 30, 14, 0, 4, 8, 4, 4, 20, 28, 12, 4, 16, 20, 12, 28, 72, 78, 30, 0, 4, 8, 4, 4, 20, 28, 12, 4, 16, 20, 12, 28, 72, 76, 28, 4, 16, 20, 12, 28, 68, 68, 28, 24, ...
[ "nonn" ]
A325989
[ 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1...
[ "nonn" ]
A102295
[ 3, 5, 17, 73, 241, 1009, 2689, 8089, 33049, 53881, 87481, 483289, 515761, 1083289, 3818929, 9257329, 22000801, 48473881, 175244281, 427733329, 898716289, 8114538721, 9176747449, 23616331489 ]
[ "nonn" ]
A228010
[ 10, 22, 25, 63, 45, 50, 11, 9, 1, 18, 1, 2, 0, 0, 1, 18, 1, 0, 0, 9, 0, 0, 0, 1, 18, 1, 0, 0, 0, 1, 0, 9, 0, 0, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 1, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0...
[ "nonn", "base" ]
A152449
[ 2, 3, 5, 7, 13, 17, 29, 31, 61, 97, 113, 127, 193, 241, 257, 449, 509, 769, 1009, 1021, 2017, 4093, 7681, 7937, 8161, 8191, 12289, 15361, 16369, 16381, 32257, 61441, 64513, 65521, 65537, 114689, 130817, 131009, 131041, 131071, 520193, ...
[ "nonn" ]
A001610
[ 0, 2, 3, 6, 10, 17, 28, 46, 75, 122, 198, 321, 520, 842, 1363, 2206, 3570, 5777, 9348, 15126, 24475, 39602, 64078, 103681, 167760, 271442, 439203, 710646, 1149850, 1860497, 3010348, 4870846, 7881195, 12752042, 20633238, 33385281, 54018520, 87...
[ "nonn", "easy", "hear", "changed" ]
A329755
[ 0, 1, 252, 7337, 84575, 576080, 2795121, 10700382, 34388362, 96606475, 243939410, 564840991, 1217275137, 2469392562, 4757404575, 8765621740, 15534503236, 26603512517, 44196596312, 71459197125, 112756874195, 174046844356, 263335062397, 391232840362, 571628456750, 822...
[ "nonn", "easy" ]
A131737
[ 0, 1, 1, 1, 2, 3, 3, 4, 5, 5, 6, 7, 7, 8, 9, 9, 10, 11, 11, 12, 13, 13, 14, 15, 15, 16, 17, 17, 18, 19, 19, 20, 21, 21, 22, 23, 23, 24, 25, 25, 26, 27, 27, 28, 29, 29, 30, 31, 31, 32, 33, 33, 34, 35, 35, 36...
[ "nonn", "easy", "less" ]
A064800
[ 1, 3, 4, 6, 6, 8, 8, 11, 11, 12, 12, 15, 14, 16, 17, 20, 18, 21, 20, 23, 23, 24, 24, 28, 27, 28, 30, 31, 30, 33, 32, 37, 35, 36, 37, 40, 38, 40, 41, 44, 42, 45, 44, 47, 48, 48, 48, 53, 51, 53, 53, 55, 54, 58, ...
[ "nonn" ]