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A179718
Number of permutations of 1..n with the sequence of sums of 3 adjacent elements having exactly 3 maxima
0
0, 420, 7840, 100800, 1310400, 17255700, 222453000, 2843961120, 36456468048
OFFSET
6,2
CROSSREFS
Sequence in context: A061125 A269016 A317983 * A166784 A223365 A288071
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 25 2010
STATUS
approved