A114918 Number of partitions of {1,..,n} into parts of sizes that are multiples of 2 and 3.

1, 0, 1, 1, 4, 10, 41, 140, 659, 2885, 14956, 77990, 452409, 2678676, 17176251, 113458801, 795016044, 5760341506, 43802563937, 344138100628, 2817486388739, 23809341016525, 208552149482436, 1882541647472398, 17549345518850193

Offset

0,5

Links

Table of n, a(n) for n=0..24.

Formula

E.g.f.: exp(SUM{k>0 is a multiple of 2 or 3} (x^k/k!)).

Crossrefs

Cf. A000110, A007690.

Sequence in context: A355993 A220817 A346889 * A224488 A149213 A149214

Adjacent sequences: A114915 A114916 A114917 * A114919 A114920 A114921

Keyword

nonn

Author

Christian G. Bower, Jan 06 2006

Status

approved