A159153 Number of permutations of 1..n containing the relative rank sequence { 241653 } at any spacing.

1, 37, 895, 18256, 344094, 6258148, 112439098, 2023699784, 36812192538, 680904631479

Offset

6,2

Comments

Same series for 356142 421635 536124 452613 325164 316254 461523

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: A159107 A159125 A159118 * A159152 A159157 A159146

Adjacent sequences: A159150 A159151 A159152 * A159154 A159155 A159156

Keyword

nonn

Author

R. H. Hardin Apr 05 2009

Status

approved