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Search: id:A139151
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| A139151 |
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Natural numbers of the form (n!+4)/4. |
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+0
22
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| 7, 31, 181, 1261, 10081, 90721, 907201, 9979201, 119750401, 1556755201, 21794572801, 326918592001, 5230697472001, 88921857024001, 1600593426432001, 30411275102208001, 608225502044160001, 12772735542927360001
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OFFSET
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4,1
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MATHEMATICA
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Table[(n! + 4)/4, {n, 4, 30}]
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CROSSREFS
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Cf. A082672, A089085, A089130, A117141, A007749, A139056, A139057, A139058, A139059, A139060, A139061, A139061, A139062, A139063, A139064, A139065, A139066, A020458, A139068, A137390, A139070, A139071, A139072, A139073, A139074, A139075, A139148, A139149, A139150, A139151, A139152, A139153, A139154, A139155, A139156, A139157, A139158, A139158, A139159, A139160, A139161, A139162.
Sequence in context: A057620 A055625 A102239 this_sequence A139060 A155521 A060015
Adjacent sequences: A139148 A139149 A139150 this_sequence A139152 A139153 A139154
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Apr 11 2008
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