A152362 Number of permutations of floor(i*8/3), i=0..n-1, with all sums of 5 adjacent terms unique.

1, 2, 6, 24, 120, 720, 4704, 34968, 284736, 2670816, 27311952, 293335752, 3534411768, 45976728344, 614812800542, 9120497278484

Offset

1,2

Links

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

Crossrefs

Sequence in context: A152354 A152363 A152359 * A177543 A189842 A189271

Adjacent sequences: A152359 A152360 A152361 * A152363 A152364 A152365

Keyword

nonn

Author

R. H. Hardin, Dec 02 2008

Status

approved