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A147687 Late-growing permutations: number of permutations of 5 indistinguishable copies of 1..n with every partial sum <= the same partial sum averaged over all permutations. 2
1, 42, 126126, 783353872, 44776592395920, 3611684199828856072, 1267664556730792079292048, 551951935901513814954541886968 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..8.

CROSSREFS

Cf. A147681.

Column k=5 of A215561.

Sequence in context: A135314 A135425 A028669 * A152508 A238637 A070177

Adjacent sequences:  A147684 A147685 A147686 * A147688 A147689 A147690

KEYWORD

nonn

AUTHOR

R. H. Hardin May 01 2009

STATUS

approved

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Last modified March 21 22:19 EDT 2019. Contains 321382 sequences. (Running on oeis4.)