A158425 Number of permutations of 1..n containing the relative rank sequence { 41352 } at any spacing.

1, 26, 462, 7136, 104123, 1491822, 21438666, 313144000, 4691684510, 72594030500

Offset

5,2

Comments

Same series for 25314

Links

Table of n, a(n) for n=5..14.

Eric Weisstein's World of Mathematics, Permutation Pattern

Crossrefs

A056986 A158005

Sequence in context: A020567 A158427 A158428 * A020566 A021724 A019747

Adjacent sequences: A158422 A158423 A158424 * A158426 A158427 A158428

Keyword

nonn

Author

R. H. Hardin Mar 18 2009

Status

approved