A216056 Primes p such that p divides the numerator of Sum( k!/2^k, k=1..p-1 ).

234781, 115480283

Offset

1,1

Links

Table of n, a(n) for n=1..2.

B. M. M. de Weger, Sums with factorials, NMBRTHRY list, Aug 28 2012

Crossrefs

Cf. A215972, A215974, A057245

Sequence in context: A013905 A353634 A237239 * A258544 A249529 A346942

Adjacent sequences: A216053 A216054 A216055 * A216057 A216058 A216059

Keyword

bref,nonn,more

Author

N. J. A. Sloane, Aug 30 2012

Status

approved