A179732 Number of permutations of 1..n with the sequence of sums of 7 adjacent elements having exactly 2 maxima.

0, 90720, 1814400, 24948000, 299376000, 3405402000, 38140502400, 429080652000, 4722157440000

Offset

8,2

Links

Table of n, a(n) for n=8..16.

Crossrefs

Sequence in context: A252915 A075007 A287383 * A131353 A183677 A015316

Adjacent sequences: A179729 A179730 A179731 * A179733 A179734 A179735

Keyword

nonn,more

Author

R. H. Hardin, Jul 25 2010

Status

approved