A159088 Number of permutations of 1..n containing the relative rank sequence { 126453 } at any spacing.

1, 37, 892, 18099, 339095, 6131634, 109624680, 1965843921, 35681560273, 659532296861

Offset

6,2

Comments

Same series for 354621 423156 651324 354612 423165 216453 561324

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: A159140 A159132 A159138 * A159137 A159094 A159143

Adjacent sequences: A159085 A159086 A159087 * A159089 A159090 A159091

Keyword

nonn

Author

R. H. Hardin Apr 05 2009

Status

approved