A147713 Late-growing permutations: number of permutations of 15 indistinguishable copies of 1..n with every partial sum <= the same partial sum averaged over all permutations.

1, 9694845, 3343436236585914480, 64804916367088484487100154177496, 161780768091373089273770663805075564895813872000

Offset

1,2

Links

Table of n, a(n) for n=1..5.

Crossrefs

Cf. A147681.

Column k=15 of A215561.

Sequence in context: A268252 A251504 A103936 * A348072 A123322 A258363

Adjacent sequences: A147710 A147711 A147712 * A147714 A147715 A147716

Keyword

nonn

Author

R. H. Hardin May 01 2009

Status

approved