A147707 Late-growing permutations: number of permutations of 13 indistinguishable copies of 1..n with every partial sum <= the same partial sum averaged over all permutations.

1, 742900, 6034149862347600, 1406943391115083641966787200, 25264175056254327045276801827351798400000

Offset

1,2

Links

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

Crossrefs

Cf. A147681.

Column k=13 of A215561.

Sequence in context: A251487 A227905 A282407 * A133183 A119403 A184149

Adjacent sequences: A147704 A147705 A147706 * A147708 A147709 A147710

Keyword

nonn

Author

R. H. Hardin May 01 2009

Status

approved