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A139176
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Natural numbers of the form (n!-6)/6.
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9
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0, 3, 19, 119, 839, 6719, 60479, 604799, 6652799, 79833599, 1037836799, 14529715199, 217945727999, 3487131647999, 59281238015999, 1067062284287999, 20274183401471999, 405483668029439999
(list; graph; refs; listen; history; internal format)
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OFFSET
| 3,2
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 3..300
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MATHEMATICA
| Table[(n! - 6)/6, {n, 3, 20}]
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PROG
| (MAGMA) [(Factorial(n)-6)/6: n in [3..25]]; // Vincenzo Librandi, Jul 20 2011
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CROSSREFS
| Cf. A033312, A139172, A139173, A139174, A139175, A139176, A139177, A139183, A139184.
Sequence in context: A084133 A005667 A098444 * A126809 A020073 A138977
Adjacent sequences: A139173 A139174 A139175 * A139177 A139178 A139179
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KEYWORD
| nonn
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AUTHOR
| Artur Jasinski (grafix(AT)csl.pl), Apr 11 2008
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