A159158 Number of permutations of 1..n containing the relative rank sequence { 246315 } at any spacing.

1, 37, 896, 18308, 345757, 6300613, 113393003, 2043474253, 37200924730

Offset

6,2

Comments

Same series for 513642 264135 531462 415362 362415 263514 514263

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: A159160 A159161 A159163 * A159174 A219125 A103724

Adjacent sequences: A159155 A159156 A159157 * A159159 A159160 A159161

Keyword

nonn

Author

R. H. Hardin Apr 05 2009

Status

approved