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A179960 Number of permutations of 1..n with no adjacent elements within 6 in value. 0
1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 768, 98408, 6433728, 305193408, 11902581120, 412583686272 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,15

LINKS

Table of n, a(n) for n=0..20.

CROSSREFS

Sequence in context: A247080 A145124 A102969 * A344663 A167448 A320481

Adjacent sequences:  A179957 A179958 A179959 * A179961 A179962 A179963

KEYWORD

nonn

AUTHOR

R. H. Hardin, Aug 03 2010

EXTENSIONS

a(0)-a(12), a(20) from Alois P. Heinz, Dec 01 2018

STATUS

approved

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Last modified July 28 10:51 EDT 2021. Contains 346326 sequences. (Running on oeis4.)