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Search: id:A139174
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| A139174 |
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Natural numbers of the form (n!-3)/3. |
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+0
9
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| 5, 29, 179, 1259, 10079, 90719, 907199, 9979199, 119750399, 1556755199, 21794572799, 326918591999, 5230697471999, 88921857023999, 1600593426431999, 30411275102207999, 608225502044159999
(list; graph; listen)
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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, 20}]
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CROSSREFS
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Cf. A033312, A139172, A139173, A139174, A139175, A139176, A139177, A139183, A139184.
Sequence in context: A163611 A160906 A163073 this_sequence A153296 A153391 A081336
Adjacent sequences: A139171 A139172 A139173 this_sequence A139175 A139176 A139177
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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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