A152703 Number of permutations of floor(i*7/5), i=0..n-1, with all sums of 8 adjacent terms unique.

1, 2, 6, 24, 120, 720, 5040, 40320, 362880, 3432960, 35049600, 382481280, 4484843232, 56620027776, 760553280752, 10878964291840

Offset

1,2

Links

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

Crossrefs

Sequence in context: A152700 A152708 A152695 * A152709 A152706 A152701

Adjacent sequences: A152700 A152701 A152702 * A152704 A152705 A152706

Keyword

nonn

Author

R. H. Hardin, Dec 11 2008

Status

approved