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Search: id:A061840
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A061840 Numbers n such that (n+4)^4 | n!. +0
1
20, 26, 28, 31, 32, 36, 38, 41, 44, 46, 50, 51, 52, 56, 59, 60, 61, 62, 66, 68, 71, 73, 74, 76, 77, 80, 81, 84, 86, 87, 91, 92, 94, 95, 96, 98, 100, 101, 104, 106, 108, 110, 111, 113, 115, 116, 117, 121, 122, 124, 126, 128, 129, 131, 132, 134, 136, 139, 140, 141 (list; graph; listen)
OFFSET

1,1

MATHEMATICA

Select[ Range[150], IntegerQ[ #! / (# + 4)^4] &]

CROSSREFS

Sequence in context: A107302 A112819 A070684 this_sequence A067065 A101070 A070717

Adjacent sequences: A061837 A061838 A061839 this_sequence A061841 A061842 A061843

KEYWORD

nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 22 2001

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Last modified August 28 19:25 EDT 2008. Contains 143183 sequences.


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