A159137 Number of permutations of 1..n containing the relative rank sequence { 164523 } at any spacing.

1, 37, 892, 18099, 339112, 6132764, 109668949, 1967187306, 35716647751

Offset

6,2

Comments

Same series for 243651 534126 156342 621435 325461 452316 613254

Links

Table of n, a(n) for n=6..14.

Eric Weisstein's World of Mathematics, Permutation Pattern

Crossrefs

A056986 A158005 A158423

Sequence in context: A159132 A159138 A159088 * A159094 A159143 A159086

Adjacent sequences: A159134 A159135 A159136 * A159138 A159139 A159140

Keyword

nonn

Author

R. H. Hardin, Apr 05 2009

Status

approved