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A013585 Smallest m such that 1!+...+m! is divisible by 2n+1, or 0 if no such m exists. +0
2
1, 2, 0, 0, 3, 4, 0, 0, 5, 0, 0, 12, 0, 7, 19, 0, 4, 0, 24, 0, 32, 19, 0, 0, 0, 5, 20, 0, 0, 0, 0, 0, 0, 20, 12, 0, 7, 0, 0, 57, 7, 0, 0, 19, 0, 0, 0, 0, 6, 8, 83, 0, 0, 15, 33, 24, 0, 0, 0, 0, 12, 32, 0, 38, 19, 9, 0, 0, 0, 23, 0, 0, 0, 0, 70, 71, 5, 0, 57, 20, 0, 17, 0, 0, 0, 0, 26, 0, 0, 0, 0, 0, 0, 0, 0, 28 (list; graph; listen)
OFFSET

0,2

COMMENT

Also called Smarandache-Wagstaff numbers.

REFERENCES

M. R. Mudge, Smarandache Notions Journal, University of Craiova, Vol. VII, No. 1, 1996.

LINKS

M. L. Perez et al., eds., Smarandache Notions Journal

CROSSREFS

Cf. A013584.

Sequence in context: A050186 A074734 A124182 this_sequence A053653 A064146 A028590

Adjacent sequences: A013582 A013583 A013584 this_sequence A013586 A013587 A013588

KEYWORD

nonn

AUTHOR

Michael R. Mudge (Amsorg(AT)aol.com), additional terms from Allan Wechsler (acw(AT)alum.mit.edu)

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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