A152696 Number of permutations of floor(i*5/2), i=0..n-1, with all sums of 8 adjacent terms unique.

1, 2, 6, 24, 120, 720, 5040, 40320, 362880, 3421440, 35166240, 389352960, 4691481888, 60558135040, 843695759904, 12332831057536

Offset

1,2

Links

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

Crossrefs

Sequence in context: A152698 A152711 A152694 * A152700 A152708 A152695

Adjacent sequences: A152693 A152694 A152695 * A152697 A152698 A152699

Keyword

nonn

Author

R. H. Hardin, Dec 11 2008

Status

approved