A159155 Number of permutations of 1..n containing the relative rank sequence { 245163 } at any spacing.

1, 37, 894, 18214, 343054, 6238601, 112139093, 2019997237, 36782390957

Offset

6,2

Comments

Same series for 361542 416235 532614

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: A159168 A159147 A159166 * A159151 A159148 A159103

Adjacent sequences: A159152 A159153 A159154 * A159156 A159157 A159158

Keyword

nonn

Author

R. H. Hardin Apr 05 2009

Status

approved