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A147744
Number of permutations of 2..n+1 with all sums of 2 through 5 adjacent terms squared respectively unique.
0
1, 2, 6, 24, 120, 720, 4608, 33952, 305092, 2822386, 30933326, 360660964, 4441970306, 60411890162
OFFSET
1,2
CROSSREFS
Sequence in context: A152367 A152351 A147745 * A147743 A152353 A152357
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 11 2008
STATUS
approved