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Search: id:A152369
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A152369 Number of permutations of 0..n-1 with all sums of 6 adjacent terms unique. +0
1
1, 2, 6, 24, 120, 720, 5040, 36096, 285000, 2423808, 22775088, 226542688, 2534993112, 29951845088, 382504742828, 5166221435088 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A138113 A045977 A154655 this_sequence A152387 A152383 A152380

Adjacent sequences: A152366 A152367 A152368 this_sequence A152370 A152371 A152372

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Dec 02 2008

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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.

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