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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
OFFSET
1,2
CROSSREFS
Cf. A147681.
Column k=5 of A215561.
Sequence in context: A135425 A028669 A348820 * A364220 A152508 A238637
KEYWORD
nonn
AUTHOR
R. H. Hardin May 01 2009
STATUS
approved