A159141 Number of permutations of 1..n containing the relative rank sequence { 214365 } at any spacing.

1, 37, 891, 18042, 337144, 6079121, 108392685, 1939305867, 35140683417, 648904150353

Offset

6,2

Comments

Same series for 653421 124356 563421 214356 124365 653412 563412

Links

Table of n, a(n) for n=6..15.

Eric Weisstein's World of Mathematics, Permutation Pattern

Crossrefs

A056986 A158005 A158423

Sequence in context: A159090 A159109 A159127 * A159089 A159139 A159091

Adjacent sequences: A159138 A159139 A159140 * A159142 A159143 A159144

Keyword

nonn

Author

R. H. Hardin Apr 05 2009

Status

approved