A147717 Late-growing permutations: number of permutations of 18 indistinguishable copies of 1..n with every partial sum <= the same partial sum averaged over all permutations.

1, 477638700, 46295775130831740013500, 693090538757877947419844421229560759330, 2879839278762149413553488830486463735739514876362382240000

Offset

1,2

Links

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

Crossrefs

Cf. A147681.

Column k=18 of A215561.

Sequence in context: A246548 A260524 A091677 * A127888 A072232 A011523

Adjacent sequences: A147714 A147715 A147716 * A147718 A147719 A147720

Keyword

nonn

Author

R. H. Hardin May 01 2009

Status

approved