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A179722
Number of permutations of 1..n with the sequence of sums of 4 adjacent elements having exactly 3 maxima
0
0, 2520, 75600, 1310400, 17186400, 211780800, 2652249600, 34995760800
OFFSET
7,2
CROSSREFS
Sequence in context: A159214 A224542 A064592 * A109480 A066599 A107531
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 25 2010
STATUS
approved