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A057245
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Numbers n such that n | Sum k!, k = 1, ..., n.
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2
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OFFSET
| 1,2
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COMMENTS
| n such that A067462(n) = 0. [From T. D. Noe (noe(AT)sspectra.com), May 13 2010]
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REFERENCES
| Richard K. Guy, Unsolved Problems in Number Theory, Springer, Third Ed., 2004, Section B44. [From T. D. Noe (noe(AT)sspectra.com), May 13 2010]
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MATHEMATICA
| s = 0; Do[ s = s + n!; If[ Mod[ s, n ] == 0, Print[ n ] ], { n, 1, 27390 } ]
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CROSSREFS
| Cf. A007489.
Sequence in context: A027890 A175203 A018282 * A027894 A004668 A106305
Adjacent sequences: A057242 A057243 A057244 * A057246 A057247 A057248
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KEYWORD
| nonn
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AUTHOR
| Robert G. Wilson v (rgwv(AT)rgwv.com), Sep 21 2000
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