A159118 Number of permutations of 1..n containing the relative rank sequence { 146253 } at any spacing.

1, 37, 895, 18253, 343913, 6251581, 112251815, 2019055149, 36706840992, 678654881020

Offset

6,2

Comments

Same series for 352641 425136 631524

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: A159095 A159107 A159125 * A159153 A159152 A159157

Adjacent sequences: A159115 A159116 A159117 * A159119 A159120 A159121

Keyword

nonn

Author

R. H. Hardin, Apr 05 2009

Status

approved