A152369 Number of permutations of 0..n-1 with all sums of 6 adjacent terms unique.

1, 2, 6, 24, 120, 720, 5040, 36096, 285000, 2423808, 22775088, 226542688, 2534993112, 29951845088, 382504742828, 5166221435088

Offset

1,2

Links

Table of n, a(n) for n=1..16.

Crossrefs

Sequence in context: A179359 A179366 A267387 * A152387 A152383 A228400

Adjacent sequences: A152366 A152367 A152368 * A152370 A152371 A152372

Keyword

nonn

Author

R. H. Hardin, Dec 02 2008

Status

approved