id
stringlengths
7
11
seq
listlengths
1
347
keywords
listlengths
1
8
A364394
[ 1, 2, -6, 34, -238, 1858, -15510, 135490, -1223134, 11320066, -106830502, 1024144482, -9945711566, 97634828354, -967298498358, 9659274283650, -97119829841854, 982391779220482, -9990160542904134, 102074758837531800, -1047391288012377700, 10788532748880318000 ]
[ "sign" ]
A067521
[ 1, 81, 100, 324, 400, 1296, 2025, 2401, 2704, 2916, 4225, 5184, 6400, 7744, 8100, 10000, 11664, 12544, 20736, 26244, 32400, 33124, 36100, 39204, 40000, 46656, 59049, 63504, 72900, 75625, 88209, 104329, 104976, 122500, 123201, 129600 ]
[ "base", "easy", "nonn" ]
A099728
[ 380, 14, 5, 5, 365, 8, 5, 5, 14, 20, 5, 20, 8, 65, 8, 95, 35, 8, 14, 65, 20, 65, 8, 17, 350, 188, 5, 104, 98, 68, 35, 17, 158, 35, 92, 50, 62, 5, 26, 8, 8, 68, 233, 110, 5, 50, 23, 23, 8, 65, 59, 35, 14, 23, 35, 20, 47, 140, 5, 50, 14, 5, 44, 125, 386, 713, 23, 59, 44, 635, 98 ]
[ "nonn" ]
A289821
[ 151, 2504901671, 664565853951271, 3091650738175271, 26582634158079270, 126757680265215260, 1.4229918714404734e+29, 5.462169927151096e+74 ]
[ "nonn" ]
A285169
[ 1, 48, 1240, 25864, 496944, 9234368, 169378560, 3095526912, 56624998400, 1039080697856, 19147850612736, 354499096477696, 6594549035106304, 123254413518962690, 2314187071702434000, 43639888872132840000, 826342030562688000000, 1.5708220978126029e+22, 2.9970015199255306e+23 ]
[ "nonn" ]
A260187
[ 0, 0, 1, 0, 1, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 0 ]
[ "nonn" ]
A260961
[ 1, 3, 8, 28, 32, 36, 40, 50, 56, 80, 128, 176, 184, 228, 324, 368, 448, 472, 504, 560, 576, 664, 704, 1328, 1336, 1512, 1620, 1686, 1816, 2048, 2544, 2580, 2864, 3008, 3064, 3540, 3776, 3832, 3888, 4024, 5184, 5744, 6048, 6904, 7096, 7128, 8192, 9216, 10264, 10456 ]
[ "nonn", "easy" ]
A052179
[ 1, 4, 1, 17, 8, 1, 76, 50, 12, 1, 354, 288, 99, 16, 1, 1704, 1605, 700, 164, 20, 1, 8421, 8824, 4569, 1376, 245, 24, 1, 42508, 48286, 28476, 10318, 2380, 342, 28, 1, 218318, 264128, 172508, 72128, 20180, 3776, 455, 32, 1, 1137400, 1447338, 1026288, 481200, 156624, 35739, 5628, 584, 36, 1 ]
[ "nonn", "walk", "tabl", "easy", "nice" ]
A001375
[ 8, 2080, 22386176, 11728394650624, 314824619911446130000, 4.507202197110437e+29, 3.53980082624532e+40, 1.5568208669212905e+53 ]
[ "nonn" ]
A120540
[ 1, 1, 1, 3, 7, 25, 95 ]
[ "nonn", "more" ]
A074543
[ 3, 17, 121, 953, 7873, 66857, 578161, 5063033, 44726593, 397498697, 3547251601, 31743858713, 284606322913, 2554926530537, 22955156635441, 206361317111993, 1855841298824833, 16694108359242376, 150196195253929700 ]
[ "easy", "nonn" ]
A293897
[ 0, 1, 1, 1, 1, 1, 1, 5, 1, 1, 1, 5, 1, 8, 1, 5, 1, 1, 1, 15, 8, 1, 1, 5, 1, 14, 1, 12, 1, 11, 1, 21, 1, 1, 8, 5, 1, 20, 14, 15, 1, 8, 1, 27, 1, 1, 1, 21, 8, 36, 1, 18, 1, 1, 1, 40, 20, 1, 1, 15, 1, 32, 8, 21, 14, 23, 1, 39, 1, 18, 1, 5, 1, 38, 26, 24, 8, 14, 1, 71, 1, 1, 1, 40, 1, 44, 1, 27, 1, 11, 21, 51, 32, 1, 20, 21, 1, 57, 1, 40, 1, 35, 1, 70, 8 ]
[ "nonn", "easy" ]
A383820
[ 0, 3, 7, 0, 8, 7, 8, 4, 2, 3, 0, 0, 5, 9, 3, 4, 6, 5, 1, 6, 2, 4, 0, 9, 8, 5, 6, 0, 7, 7, 9, 3, 4, 7, 6, 7, 6, 4, 4, 7, 9, 5, 2, 6, 3, 4, 5, 1, 2, 7, 2, 0, 0, 1, 4, 8, 2, 0, 5, 5, 2, 6, 9, 4, 4, 8, 2, 1, 0, 5, 3, 4, 4, 9, 8, 2, 4, 0, 1, 8, 2, 3, 2, 2, 6, 7, 7, 2, 3, 9, 2, 4, 3, 1, 0, 0, 7, 9, 4, 9, 4, 8, 2, 3, 8, 5 ]
[ "nonn", "cons" ]
A184713
[ 1, 1, 2, 2, 5, 9, 22, 47, 95, 197, 394, 819, 1701, 3493, 7116, 14361, 28758, 57108, 112520, 219936, 426311, 819230, 1560326, 2944805, 5505613, 10195038, 18696068, 33951438, 61053269, 108723478, 191753754, 334989788, 579778121, 994310140 ]
[ "nonn" ]
A136182
[ 1, 2, 3, 8, 5, 72, 7, 64, 27, 200, 11, 20736, 13, 392, 675, 1024, 17, 23328, 19, 32000, 1323, 968, 23, 23887872, 125, 1352, 729, 87808, 29, 145800000, 31, 32768, 3267, 2312, 6125, 1451188224, 37, 2888, 4563, 204800000, 41, 74680704, 43, 340736 ]
[ "nonn" ]
A224721
[ 2052, 1623, 2471, 3506, 4257, 5737, 8117, 12306, 18187, 26561, 38040, 55162, 80519, 118413, 173641, 254339, 371847, 544345, 797402, 1169025, 1713358, 2510861, 3678903, 5391040, 7900541, 11579142, 16970092, 24870656, 36448737, 53417530 ]
[ "nonn" ]
A279105
[ 3, 10, 44, 78, 136, 348, 592, 666, 820, 1272, 1652, 1830, 2144, 2628, 3320, 3738, 4656, 5886, 6328, 7620, 8384, 9042, 10728, 13040, 14532, 15752, 16290, 18528, 21100, 21944, 24084, 25424, 28920, 32382, 32896, 35508, 39340, 42192, 46050, 48828 ]
[ "nonn" ]
A226171
[ 0, 0, 2, 0, 2, 0, 2, 6, 2, 4, 2, 8, 2, 2, 2, 6, 2, 8, 2, 7, 5, 2, 2, 14, 2, 2, 2, 2, 2, 2, 2, 6, 2, 3, 2, 8, 2, 2, 2, 12, 2, 3, 2, 2, 2, 2, 2, 14, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 8, 2, 2, 2, 6, 2, 3, 2, 3, 3, 2, 2, 14, 2, 2, 2, 2, 2, 2, 2, 8, 5, 2, 2, 5, 2, 2 ]
[ "nonn", "base" ]
A127147
[ 43, 28, 15, 4, -5, -12, -17, -20, -21, -20, -17, -12, -5, 4, 15, 28, 43, 60, 79, 100, 123, 148, 175, 204, 235, 268, 303, 340, 379, 420, 463, 508, 555, 604, 655, 708, 763, 820, 879, 940, 1003, 1068, 1135, 1204, 1275, 1348, 1423, 1500, 1579, 1660, 1743, 1828, 1915, 2004, 2095, 2188 ]
[ "sign", "easy" ]
A170841
[ 3, 9, 15, 15, 27, 57, 63, 33, 27, 57, 75, 99, 195, 297, 243, 87, 27, 57, 75, 99, 195, 297, 255, 153, 195, 321, 423, 687, 1179, 1377, 891, 249, 27, 57, 75, 99, 195, 297, 255, 153, 195, 321, 423, 687, 1179, 1377, 903, 315, 195, 321, 423, 687, 1179, 1401, 1071, 849, 1227 ]
[ "nonn" ]
A214177
[ 20, 24, 32, 24, 44, 32, 56, 40, 44, 72, 52, 56, 88, 64, 68, 72, 108, 80, 84, 88, 128, 96, 100, 104, 108, 152, 116, 120, 124, 128, 176, 136, 140, 144, 148, 152, 204, 160, 164, 168, 172, 176, 232, 184, 188, 192, 196, 200, 204, 264, 212, 216, 220, 224, 228, 232, 296 ]
[ "nonn", "easy" ]
A371356
[ 2, 3, 1, 5, 1, 5, 7, 3, 7, 3, 3, 9, 4, 1, 1, 7, 0, 0, 0, 4, 2, 5, 8, 1, 9, 4, 6, 9, 1, 1, 7, 9, 8, 1, 3, 6, 6, 6, 7, 6, 9, 2, 8, 1, 9, 9, 0, 3, 6, 2, 0, 3, 7, 4, 0, 8, 1, 9, 8, 4, 3, 7, 4, 0, 5, 3, 9, 1, 6, 2, 0, 6, 6, 7, 2, 3, 4, 4, 4, 5, 5, 7, 7, 1, 5, 7, 7, 8, 1, 2, 6, 1, 2, 7, 7, 8, 2, 5, 6, 0 ]
[ "nonn", "cons" ]
A309930
[ 8, 8, 9, 3, 4, 4, 0, 0, 0, 0, 3, 2, 7, 6, 2, 6, 9, 3, 6, 0, 5, 4, 9, 4, 7, 0, 6, 3, 2, 1, 2, 2, 1, 9, 8, 1, 0, 3, 5, 4, 2, 9, 2, 0, 8, 8, 6, 3, 6, 8, 0, 9, 5, 4, 5, 4, 8, 8, 8, 0, 9, 1, 4, 4, 4, 3, 0, 9, 6, 7, 6, 4, 1, 7, 6, 8, 1, 4, 9, 8, 0, 5, 6, 1, 8, 3, 4 ]
[ "cons", "nonn" ]
A191151
[ 1, 3, 7, 11, 15, 19, 27, 31, 43, 55, 75, 79, 91, 107, 123, 127, 143, 163, 171, 219, 223, 235, 271, 299, 315, 319, 363, 367, 379, 399, 427, 487, 491, 507, 511, 651, 655, 667, 683, 703, 811, 875, 891, 895, 911, 939, 943, 955, 1083, 1087, 1099, 1135, 1167, 1195 ]
[ "nonn" ]
A117631
[ 433640083, 1300920277, 3902760919, 1300920311, 3902760991, 285567881, 19923341, 59770063, 432073, 432097, 259271, 777857, 2333579, 72173, 43321, 130043, 390151, 40361, 121171, 363541, 4211, 12647, 12653, 1151, 3467, 10427, 467 ]
[ "easy", "nonn" ]
A196048
[ 0, 1, 2, 2, 3, 3, 4, 3, 4, 4, 4, 4, 5, 5, 5, 4, 6, 5, 6, 5, 6, 5, 6, 5, 6, 6, 6, 6, 6, 6, 5, 5, 6, 7, 7, 6, 7, 7, 7, 6, 7, 7, 8, 6, 7, 7, 7, 6, 8, 7, 8, 7, 8, 7, 7, 7, 8, 7, 8, 7, 8, 6, 8, 6, 8, 7, 9, 8, 8, 8, 8, 7, 9, 8, 8, 8, 8, 8, 7, 7, 8, 8, 8, 8, 9, 9, 8, 7, 9, 8, 9, 8, 7, 8, 9, 7, 8, 9, 8, 8, 9, 9, 9, 8, 9, 9, 10, 8, 8, 8 ]
[ "nonn" ]
A126638
[ 4, 9, 25, 26, 27, 35, 38, 39, 49, 50, 51, 77, 80, 81, 91, 92, 93, 95, 98, 99, 115, 116, 117, 119, 121, 122, 123, 125, 128, 129, 133, 134, 135, 143, 146, 147, 155, 158, 159, 161, 164, 165, 169, 172, 175, 177, 178, 185, 187, 188, 189, 205, 206, 207, 209, 212, 213 ]
[ "nonn" ]
A061241
[ 7, 43, 61, 79, 97, 151, 223, 241, 277, 313, 331, 349, 367, 421, 439, 457, 547, 601, 619, 673, 691, 709, 727, 853, 907, 997, 1033, 1051, 1069, 1087, 1123, 1213, 1231, 1249, 1303, 1321, 1429, 1447, 1483, 1609, 1627, 1663, 1699, 1753, 1789, 1861, 1879, 1933 ]
[ "nonn", "easy" ]
A229971
[ 4, 9, 121, 212, 1001, 10201, 110011, 1100011, 10100101, 11000011, 101000101, 110000011, 1010000101, 1100000011, 10000000001, 10100000101, 1000000000001, 10000000000001, 10011100000111000, 10022212521222000, 10100101110100100, 10101100100110100 ]
[ "nonn", "base" ]
A337330
[ 50, 0, 108, 0, 0, 0, 124, 32, 66, 136, 70, 144, 148, 76, 390, 120, 328, 82, 42, 86, 86, 0, 540, 92, 92, 188, 94, 94, 0, 196, 98, 750, 100, 816, 416, 104, 1272, 432, 220, 110, 728, 570, 570, 406, 348, 116, 1062, 354, 300, 854, 366, 122, 1488, 124, 1512, 252, 126, 576, 2080, 130, 260, 2112 ]
[ "nonn", "tabf" ]
A196457
[ 1, 3, 31, 729, 96895, 35927793, 81108563671, 567783612614529, 19581520178825073000, 2.420011073132911e+24, 1.2922809692001284e+30, 2.658679109878459e+36, 2.2431208469091984e+43, 7.482943466237823e+50 ]
[ "nonn" ]
A185136
[ 0, 0, 0, 0, 0, 0, 0, 1, 1, 5, 32, 385, 7573, 181224, 4624481, 122089999, 3328899592, 93988909792 ]
[ "nonn", "hard", "more" ]
A175685
[ 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 3, 2, 1, 1, 3, 4, 3, 2, 1, 1, 1, 7, 5, 3, 2, 1, 1, 4, 7, 8, 5, 3, 2, 1, 1, 1, 14, 12, 8, 5, 3, 2, 1, 1 ]
[ "nonn", "tabl", "easy" ]
A236678
[ 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 10, 10, 10, 10, 10, 10, 11, 11, 12, 12, 12, 12, 12, 12, 13, 13, 14, 14, 14, 14, 14, 14, 15, 15, 16, 16, 16, 16, 16, 16, 17, 17, 18, 18, 18, 18, 18, 18, 19, 19 ]
[ "nonn" ]
A289776
[ 2, 4, 30, 16, 84, 36, 60, 144, 144, 144, 144, 210, 324, 360, 630, 756, 756, 576, 660, 840, 840, 2040, 900, 900, 2304, 1980, 1980, 1980, 4320, 5184, 3300, 4620, 5460, 7056, 3960, 4680, 2520, 3600, 3600, 3600, 10080, 8100, 3600, 6300, 9900, 7920, 11088, 14400 ]
[ "nonn" ]
A222828
[ 1, 1, 1, 2, 8, 2, 11, 80, 80, 11, 34, 1154, 2695, 1154, 34, 131, 14388, 163059, 163059, 14388, 131, 438, 200082, 4990235, 23664739, 4990235, 200082, 438, 2150, 2652496, 324288311, 3489313607, 3489313607, 324288311, 2652496, 2150, 7676, 36622104 ]
[ "nonn", "tabl" ]
A231084
[ 0, 34, 5098, 71944, 18655220, 1782634608, 190102522528, 24141123135256, 2762980681734360, 330052108492665900, 39469584963572800000 ]
[ "nonn" ]
A243314
[ 1, 34, 55888, 37213728, 31371388772, 25014514225856, 20223491612180230, 16295162098717276000, 1.3140746227808544e+22, 1.0594819370472223e+25, 8.542571199105608e+27, 6.887766005343647e+30, 5.553534245505786e+33 ]
[ "nonn" ]
A158470
[ 11, 105, 210, 4352, 13631, 171030, 206287, 482817, 507376, 669211, 1043655, 1347091, 2078002, 3272095, 3372558, 3433588, 3551781, 6584471, 6738010, 7186808, 7604542, 8426927, 10893207, 13200411, 15175773, 23350193, 25653343 ]
[ "nonn" ]
A182687
[ 1, 2, 4, 6, 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", "base", "less" ]
A029318
[ 1, 0, 0, 1, 0, 0, 1, 0, 1, 2, 0, 1, 3, 0, 1, 3, 1, 2, 4, 1, 3, 5, 1, 3, 7, 2, 4, 8, 3, 5, 9, 3, 7, 11, 4, 8, 14, 5, 9, 15, 7, 11, 17, 8, 14, 20, 9, 15, 24, 11, 17, 26, 14, 20, 29, 15, 24, 33, 17, 26, 38, 20, 29, 41, 24, 33, 45, 26, 38, 50, 29, 41, 57, 33, 45 ]
[ "nonn", "easy" ]
A358513
[ 1, 2, 4, 8, 12, 24, 48, 88, 220, 176, 132, 968, 264, 396, 528, 792, 1320, 1584, 2640, 3960, 5808, 5544, 8712, 14520, 11088, 24024, 21780, 36036, 40656, 39996, 53328, 87120, 60984, 72072, 205128, 132132, 121968, 144144, 293304, 199980, 266640, 439956, 264264, 360360, 733260, 396396, 660660, 799920 ]
[ "nonn", "base" ]
A080890
[ 1, 1, 3, 1, 2, 3, 188, 1, 12, 1, 1, 22, 33, 1, 10, 1, 1, 7, 1, 9, 1, 1, 20, 2, 15, 1, 3, 1, 9, 1, 2, 1, 9, 3, 23, 1, 11, 1, 5, 1, 2, 36, 1, 3, 13, 1, 1, 1, 1, 1, 7, 1, 1, 2, 3, 1, 93, 2, 17, 2, 1, 1, 16, 1, 51, 1, 26, 1, 2, 1, 2, 5, 7, 1, 3, 1, 4, 1, 2, 109, 1, 1, 1, 6, 2, 1, 3, 1, 12 ]
[ "nonn", "cofr" ]
A003199
[ 1, 4, 8, 16, 32, 54, 100, 182, 328, 494, 984, 1572, 2656, 4212, 8162, 11176, 21704, 30994, 60548 ]
[ "nonn", "more" ]
A206891
[ 20, 400, 4792, 51800, 607043, 7354488, 88342972, 1052865902, 12550021410, 149829237791, 1789228772267, 21361035307546, 254996432939040, 3044109171852296, 36341089959264940, 433845306322806000 ]
[ "nonn" ]
A016135
[ 1, 13, 147, 1625, 17891, 196833, 2165227, 23817625, 261994131, 2881935953, 31701296507, 348714263625, 3835856903971, 42194425951873, 464138685486987, 5105525540389625, 56160780944351410, 617768590387996500, 6795454494268225000, 74749999436951000000, 822249993806462000000 ]
[ "nonn", "easy" ]
A046016
[ 311, 359, 919, 1063, 1543, 1831, 2099, 2339, 2459, 3343, 3463, 3467, 3607, 4019, 4139, 4327, 5059, 5147, 5527, 5659, 6803, 8419, 8923, 8971, 9619, 10891, 11299, 15091, 15331, 16363, 16747, 17011, 17299, 17539, 17683, 19507, 21187, 21211, 21283, 23203, 24763, 26227, 27043, 29803, 31123, 37507, 38707 ]
[ "nonn", "fini", "full" ]
A174472
[ 1, 9, 82, 16393, 15626, 2176782426, 5764802, 35184372105225, 2541865828411, 1000000000000015600, 3138428376722, 1.6484466236095125e+30, 3937376385699290, 3.214199700417741e+27, 1.6834112196028233e+28, 2.1267647932558654e+37 ]
[ "nonn" ]
A054216
[ 91, 9079, 9901, 733674, 999001, 88225295, 99990001, 8900869208, 9296908812, 9604060397, 9999900001, 326666333267, 673333666734, 700730927008, 972603739727, 999999000001, 34519562953737, 39737862788838, 49917309624956 ]
[ "nonn", "base" ]
A055009
[ 434, 104, 44, 176, 2924, 34256, 83509, 539081, 254963216, 14600541172, 201346999808 ]
[ "more", "nonn" ]
A072389
[ 0, 4, 12, 24, 36, 40, 60, 72, 84, 112, 120, 144, 180, 220, 240, 252, 264, 312, 336, 360, 364, 400, 420, 432, 480, 504, 540, 544, 600, 612, 660, 672, 684, 760, 792, 840, 864, 900, 924, 936, 1012, 1080, 1092, 1104, 1120, 1200, 1260, 1300, 1320 ]
[ "nonn", "easy" ]
A081456
[ 1, 4, 16, 36, 144, 1296, 14400, 57600, 518400, 6350400, 101606400, 914457600, 12294374400, 196709990400, 3292047360000, 44259747840000, 708155965440000, 17703899136000000, 269276305858560000, 4308420893736960000, 107710522343424000000, 3.3778019806897766e+21 ]
[ "nonn" ]
A171935
[ 1, 0, 1, 2, 3, 0, 2, 2, 5, 2, 11, 0, 8, 4, 1, 4, 15, 0, 8, 4, 5, 0, 23, 6, 8, 2, 11, 8, 29, 0, 31, 2, 11, 6, 4, 6, 20, 16, 6, 8, 14, 0, 6, 6, 7, 0, 47, 12, 37, 16, 13, 4, 53, 0, 20, 14, 6, 0, 59, 0, 16, 0, 11, 4, 39, 0, 67, 12, 23, 2, 71, 6, 18, 2, 7, 32, 16, 6, 79, 16, 81, 6, 83, 6, 43, 12, 29, 12 ]
[ "nonn" ]
A365292
[ 1, 3, 18, 644, 1298, 6662, 14948, 29102, 77579, 102044, 181838, 367022, 545828, 754652, 1095254, 1985807, 1875902, 2672339, 4102958, 4851593, 7444799, 6826874, 10715858, 16398674, 18805058, 23502134, 31500614, 34967159, 41824499, 47158793, 54659384, 67269347, 83885588 ]
[ "nonn" ]
A137708
[ 1, 2, 5, 6, 7, 8, 11, 12, 15, 16, 17, 18, 21, 22, 23, 24, 27, 28, 31, 32, 33, 34, 37, 38, 41, 42, 43, 44, 47, 48, 49, 50, 53, 54, 57, 58, 59, 60, 63, 64, 65, 66, 69, 70, 73, 74, 75, 76, 79, 80, 83, 84, 85, 86, 89, 90, 91, 92, 95, 96, 99, 100, 101, 102, 105, 106, 109, 110, 111 ]
[ "nonn", "easy" ]
A385007
[ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 1, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 1, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 3, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 1, 65, 66, 67, 68, 69 ]
[ "nonn", "easy", "mult" ]
A365348
[ 1, 2, 2, 4, 2, 4, 2, 4, 4, 4, 2, 8, 2, 4, 4, 6, 2, 8, 2, 8, 4, 4, 2, 8, 4, 4, 4, 8, 2, 8, 2, 6, 4, 4, 4, 16, 2, 4, 4, 8, 2, 8, 2, 8, 8, 4, 2, 12, 4, 8, 4, 8, 2, 8, 4, 8, 4, 4, 2, 16, 2, 4, 8, 8, 4, 8, 2, 8, 4, 8, 2, 16, 2, 4, 8, 8, 4, 8, 2, 12, 6, 4, 2, 16, 4 ]
[ "nonn", "easy", "mult" ]
A177272
[ 1, 3, 8, 9, 2, 4, 4, 3, 9, 8, 9, 4, 4, 9, 8, 0, 4, 5, 0, 8, 4, 3, 2, 5, 4, 7, 0, 4, 1, 0, 2, 8, 5, 5, 4, 4, 2, 9, 3, 1, 7, 3, 9, 3, 3, 6, 2, 3, 2, 7, 7, 3, 1, 3, 2, 7, 4, 7, 6, 4, 0, 8, 3, 1, 6, 0, 1, 0, 0, 5, 9, 6, 1, 8, 5, 3, 7, 7, 9, 5, 9, 5, 9, 2, 7, 1, 4, 1, 3, 8, 8, 7, 0, 4, 1, 0, 6, 2, 8, 3, 0, 5, 1, 4, 9 ]
[ "cons", "nonn" ]
A363304
[ 1, 2, 22, 350, 6538, 133658, 2895214, 65294502, 1516963346, 36056007602, 872615973766, 21430572885422, 532737957899290, 13379121740808266, 338941379999841700, 8651415618928817000, 222278432539991440000, 5.743974149517874e+21, 1.491929808508837e+23 ]
[ "nonn" ]
A200069
[ 1, 4, 29, 168, 1049, 6380, 39157, 239568, 1467313, 8983636, 55009613, 336825720, 2062427849, 12628445756, 77325345061, 473471175072, 2899114186081, 17751582020260, 108694812500093, 665549816263752, 4075231827556217, 24953074921653644, 152790313444845400 ]
[ "nonn", "easy" ]
A043867
[ 279620, 279622, 279623, 279624, 279625, 279627, 279628, 279629, 279630, 279649, 279650, 279651, 279652, 279654, 279655, 279660, 279661, 279662, 279665, 279666, 279667, 279668, 279670, 279671, 279672, 279673, 279675 ]
[ "nonn", "base" ]
A241657
[ 1, 5, 13, 25, 50, 61, 85, 130, 145, 181, 250, 265, 338, 410, 421, 481, 610, 650, 685, 850, 841, 925, 1183, 1105, 1250, 1450, 1405, 1586, 1810, 1741, 1861, 2275, 2210, 2245, 2650, 2521, 2665, 3255, 3050, 3121, 3731, 3445, 3770, 4210, 3961, 4250, 4810 ]
[ "nonn" ]
A001495
[ 1, 1, 1, 3, 13, 70, 462, 3592, 32056, 322626, 3611890, 44491654, 597714474, 8693651092, 136059119332, 2279212812480, 40681707637888, 770631412413148, 15438647456063004, 326091322648369660, 7241563996136849000, 168657537987709670000, 4.110364564664358e+21 ]
[ "nonn" ]
A105998
[ 77, 119, 219, 235, 377, 381, 566, 634, 721, 779, 998, 1006, 1126, 1282, 1294, 1563, 1642, 1745, 1853, 1959, 1961, 2209, 2402, 2483, 2554, 2785, 3005, 3149, 3173, 3242, 3481, 3574, 3587, 3622, 4101, 4282, 4471, 4681, 4714, 4798, 4859, 4882, 5095, 5201 ]
[ "easy", "nonn" ]
A252340
[ 1202, 6030, 34894, 184434, 960912, 5095514, 26921266, 142055830, 751350674, 3970616096, 20965518986, 110757703254, 585288671536, 3092324660540, 16336190695884, 86305670639244, 455983026741470, 2409093456126340 ]
[ "nonn" ]
A300147
[ -30, 6660, -1536120, 354476040, -81800478900, 18876653594640, -4356063194112240, 1005225129672310800, -231970363216834560000, 5.353054536997522e+22, -1.235295426480169e+25, 2.8506244054421994e+27 ]
[ "sign" ]
A065745
[ 1, 3, 1, 7, 1, 3, 1, 15, 10, 3, 1, 7, 1, 3, 1, 31, 1, 30, 1, 7, 1, 3, 1, 15, 26, 3, 10, 7, 1, 3, 1, 63, 1, 3, 1, 70, 1, 3, 1, 15, 1, 3, 1, 7, 10, 3, 1, 31, 50, 78, 1, 7, 1, 30, 1, 15, 1, 3, 1, 7, 1, 3, 10, 127, 1, 3, 1, 7, 1, 3, 1, 150, 1, 3, 26, 7, 1, 3, 1, 31, 91, 3, 1, 7, 1, 3, 1, 15, 1, 30, 1 ]
[ "mult", "nonn", "easy" ]
A031964
[ 138, 139, 142, 144, 147, 148, 178, 179, 190, 194, 195, 198, 202, 204, 210, 214, 220, 222, 227, 228, 235, 238, 240, 242, 258, 259, 266, 269, 271, 273, 278, 279, 290, 294, 295, 298, 326, 329, 330, 334, 345, 346, 351, 353, 355 ]
[ "nonn", "base" ]
A330294
[ 1, 2, 3, 10, 899 ]
[ "nonn", "more" ]
A376067
[ 0, 1, 3, 26, 372, 7424, 190150, 5946576, 219643592, 9357076704, 451643892408, 24359462797680, 1451906224395792, 94769186402062080, 6723078079388867000, 515064037555614060000, 4.238018750227067e+22, 3.727409807764338e+24 ]
[ "nonn" ]
A180167
[ 1, 7, 48, 330, 2268, 15588, 107136, 736344, 5060880, 34783344, 239065344, 1643092128, 11292944832, 77616221760, 533454999552, 3666427327872, 25199293964544, 173194327754496, 1190361730314240, 8181336348412416, 56230188472359940, 386469148924634100 ]
[ "nonn", "easy" ]
A045758
[ 1, 20, 200, 1340, 6800, 29028, 108120, 355980, 1047840, 2793140, 6830056 ]
[ "dead" ]
A188665
[ 2, 7, 71, 109, 1321, 1453, 1621, 1951, 2719, 3373, 3853, 4639, 5791, 6427, 6733, 9619, 10837, 11699, 13933, 15391, 16927, 18517, 20173, 23743, 25633, 28927, 29599, 33151, 40813, 43291, 44959, 47533, 55711, 56671, 58579, 70783, 80671, 84127, 88813 ]
[ "nonn" ]
A389491
[ 2, 8, 4, 0, 2, 7, 2, 2, 1, 0, 2, 7, 8, 3, 8, 5, 2, 2, 1, 2, 4, 1, 4, 4, 3, 1, 3, 2, 4, 8, 3, 4, 5, 9, 4, 8, 4, 7, 6, 1, 7, 1, 6, 3, 3, 4, 6, 3, 5, 0, 6, 8, 9, 8, 3, 5, 4, 4, 6, 6, 4, 8, 8, 4, 7, 0, 6, 6, 0, 1, 8, 8, 9, 6, 7, 5, 7, 0, 1, 8, 5, 4, 5, 6, 4, 2, 1, 2, 4, 9 ]
[ "nonn", "cons", "easy" ]
A034813
[ 36, 74, 104, 132, 188, 222, 224, 305, 317, 344, 367, 368, 389, 457, 458, 475, 540, 572, 584, 608, 631, 676, 682, 689, 697, 738, 756, 760, 781, 797, 829, 841, 893, 910, 911, 914, 928, 982, 1018, 1104, 1122, 1178, 1186, 1317, 1328, 1391, 1402, 1406, 1518 ]
[ "nonn", "base" ]
A182199
[ 4, 2, 3, 2, 2, 2, 2, 1, 2, 2, 1, 1, 1, 1, 2, 2, 2, 1, 2, 1, 1, 1, 1, 1, 2, 2, 1, 2, 2, 2, 1, 1, 2, 1, 2, 1, 2, 2, 2, 2, 1, 1, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 2, 2, 1, 2, 2, 2, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 2, 1, 2, 1, 2 ]
[ "nonn" ]
A095303
[ 4, 2, 9, 3, 3, 3, 7, 7, 3, 21, 9, 7, 19, 5, 7, 39, 15, 61, 15, 19, 21, 3, 19, 17, 21, 5, 21, 7, 85, 17, 7, 21, 511, 27, 27, 59, 3, 19, 91, 45, 3, 29, 321, 65, 9, 379, 69, 125, 49, 5, 9, 45, 289, 341, 61, 89, 171, 171, 139, 21, 139, 75, 25, 49, 15, 51, 57, 175, 31, 137, 147, 25, 441 ]
[ "nonn" ]
A344662
[ 1, 2, 96, 746496, 1284211998720, 2.4271606775808e+21, 6.166762687851449e+33, 4.5287412266290144e+49, 1.5559565283358987e+69, 3.952455012405985e+92 ]
[ "nonn" ]
A247107
[ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 21, 32, 43, 54, 65, 76, 87, 98, 109, 220, 331, 442, 553, 664, 775, 886, 997, 1108, 2219, 3330, 4441, 5552, 6663, 7774, 8885, 9996, 11107, 22218, 33329, 44440, 55551, 66662, 77773, 88884, 99995, 111106, 222217, 333328, 444439 ]
[ "nonn", "base", "easy" ]
A220759
[ 94, 4766, 354706, 21154028, 1383229596, 89823059958, 5844655062086, 380950402642858, 24841949081122388, 1620378210376064800, 105707946727795060000, 6.896451408666528e+21, 4.4994243228908285e+23 ]
[ "nonn" ]
A255077
[ 2444, 14161, 103929, 630436, 4055975, 26388769, 170527280, 1103236225, 7182663455, 46658160025, 303191076660, 1970943633409, 12813977932328, 83294626774921, 541514961543114, 3520451643559236, 22886959282325820 ]
[ "nonn" ]
A100614
[ 3, 4, 5, 8, 9, 10, 11, 30, 76, 163, 271, 273, 354, 721, 1796, 3733, 4769, 9316, 12221, 41532 ]
[ "nonn", "more" ]
A189114
[ 64, 4096, 92416, 1806336, 40933920, 953574400, 22468298160, 528558080400, 12437474748000, 292662724182544, 6888092451855392, 162124220068110400, 3816130637166767600, 89826192310472230000, 2.1144033107813243e+21 ]
[ "nonn" ]
A331537
[ 1, 0, 1, 11, 109, 1369, 20746, 369949, 7593125, 176345201, 4572347206, 130931415361, 4104011889242, 139764511141787, 5138808189163013, 202883167238975800, 8560512384275397000, 384440619030809200000, 1.8308365040501503e+22, 9.216171130626597e+23, 4.889557546416505e+25 ]
[ "nonn" ]
A103767
[ 6, 10, 29, 42, 44, 55, 57, 102, 104, 111, 120, 136, 174, 184, 257, 269, 308, 325, 327, 401, 426, 504, 514, 565, 571, 594, 595, 652, 717, 755, 864, 882, 901, 907, 985, 1014, 1074, 1134, 1141, 1156, 1198, 1301, 1327, 1346, 1362, 1654, 1670, 1674, 1778, 1897 ]
[ "nonn", "easy" ]
A151954
[ 1, 1, 3, 6, 16, 27, 79, 126, 331, 632, 1436, 2509, 6800, 11218, 26044, 51958, 114941, 205183, 502228, 875545, 2027193, 3963938, 8389190, 15504996, 37555290, 66502859, 145809046, 292860564, 621638120, 1156065731, 2701045579 ]
[ "nonn" ]
A345172
[ 1, 2, 3, 5, 6, 7, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 26, 28, 29, 30, 31, 33, 34, 35, 36, 37, 38, 39, 41, 42, 43, 44, 45, 46, 47, 50, 51, 52, 53, 55, 57, 58, 59, 60, 61, 62, 63, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 82, 83 ]
[ "nonn" ]
A020830
[ 1, 1, 7, 0, 4, 1, 1, 4, 7, 1, 9, 6, 1, 3, 0, 5, 6, 3, 9, 4, 3, 4, 4, 7, 2, 3, 7, 3, 4, 5, 7, 4, 9, 4, 0, 3, 2, 1, 3, 6, 2, 2, 6, 7, 5, 7, 4, 7, 0, 3, 1, 2, 6, 3, 5, 8, 7, 7, 8, 9, 7, 4, 3, 2, 0, 2, 3, 5, 1, 3, 5, 3, 6, 8, 9, 4, 1, 5, 0, 4, 6, 3, 1, 6, 1, 7, 7, 6, 9, 9, 0, 4, 2, 5, 6, 1, 7, 7, 3 ]
[ "nonn", "cons" ]
A196177
[ 4, 8, 4, 12, 56, 7, 16, 45, 20, 44, 168, 8, 24, 112, 28, 48, 96, 340, 14, 21, 32, 51, 90, 209, 12, 36, 88, 168, 572, 40, 88, 336, 24, 44, 140, 260, 864, 16, 21, 48, 65, 91, 135, 224, 493, 40, 52, 204, 372, 56, 96, 192, 680, 16, 20, 60, 132, 280, 504, 28, 42 ]
[ "nonn" ]
A292133
[ 1, 1, 0, 1, -1, 0, 1, -2, 0, 0, 1, -3, 2, -1, 0, 1, -4, 6, -6, 1, 0, 1, -5, 12, -21, 14, -1, 0, 1, -6, 20, -52, 69, -26, 1, 0, 1, -7, 30, -105, 220, -201, 50, -1, 0, 1, -8, 42, -186, 545, -868, 591, -102, 2, 0, 1, -9, 56, -301, 1146, -2705, 3436, -1785, 214, -2, 0 ]
[ "sign", "tabl" ]
A256404
[ 1, 2, 3, 5, 9, 13, 17, 22, 25, 70, 82, 158, 174, 184, 194, 261, 293, 331, 616, 745, 983, 1076, 1672, 2177, 2821, 3599, 6591, 7804, 10174, 11629, 13141, 13397, 15589, 17767, 18814, 19859, 21112, 21247, 23242, 24785, 34351, 36447, 40122, 45630 ]
[ "nonn" ]
A123566
[ 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 4, 3, 4, 1, 1, 8, 30, 30, 8, 1, 1, 16, 36, 35, 36, 16, 1, 1, 32, 1224, 630, 630, 1224, 32, 1, 1, 64, 14256, 868700, 675, 868700, 14256, 64, 1, 1, 128, 1010880, 4140952200, 1174420350, 1174420350, 4140952200, 1010880, 128, 1, 1 ]
[ "nonn", "tabl" ]
A184315
[ 1, 1, 1, 2, 3, 11, 50, 319, 1602, 9343, 50393, 283099, 1556175, 8533115, 46312121, 249809141, 1336482621, 7081839063 ]
[ "nonn" ]
A132671
[ 1, 7, 6, 5, 4, 3, 2, 14, 13, 12, 11, 10, 9, 8, 56, 55, 54, 53, 52, 51, 50, 49, 48, 47, 46, 45, 44, 43, 42, 41, 40, 39, 38, 37, 36, 35, 34, 33, 32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 105, 104, 103, 102, 101, 100, 99, 98, 97, 96, 95, 94, 93, 92 ]
[ "nonn" ]
A104401
[ 0, 1, 2, 4, 5, 6, 8, 9, 10, 12, 13, 14, 16, 17, 18, 20, 21, 22, 24, 25, 26, 28, 29, 30, 32, 33, 34, 36, 37, 38, 40, 41, 42, 44, 45, 46, 48, 49, 50, 52, 53, 54, 56, 57, 58, 60, 61, 64, 65, 66, 68, 69, 70, 72, 73, 74, 76, 77, 78 ]
[ "nonn" ]
A018556
[ 1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624 ]
[ "nonn", "fini", "full", "easy" ]
A336170
[ 1, 23, 2401, 347279, 58370761, 10693893503, 2071837562929, 417449585719343, 86587926575712940, 18366152017597820000, 3.9653854929631534e+21, 8.685984109289202e+23, 1.9255208203065467e+26, 4.311765027632897e+28, 9.738695910884616e+30 ]
[ "nonn" ]
A052830
[ 1, 0, 2, 3, 32, 150, 1524, 12600, 147328, 1705536, 23681520, 345605040, 5654922624, 98624766240, 1870594556544, 37794037488480, 817362198512640, 18742996919324160, 455648694329309200, 11683777530785978000, 315505598702787100000, 8.943481464393674e+21 ]
[ "nonn", "easy" ]
A023968
[ 0, 0, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 ]
[ "nonn", "base" ]
A088362
[ 1, 1534, 7316, 17582, 18224, 28234, 34954, 41336, 48824, 51558, 51914, 57394, 61686, 62060, 89762, 96632, 98242, 100540, 101578, 109696, 110540, 114690, 125440, 125442, 127596, 138068, 144362, 154908, 157310, 161822, 161900, 166224 ]
[ "nonn" ]