A158427 Number of permutations of 1..n containing the relative rank sequence { 41532 } at any spacing.

1, 26, 461, 7102, 103397, 1479242, 21244523, 310353510, 4653395194, 72084982176, 1159451127978

Offset

5,2

Comments

Same series for 35214 31452 41253 25413 23514 43152 25134

Links

Table of n, a(n) for n=5..15.

Eric Weisstein's World of Mathematics, Permutation Pattern

Crossrefs

A056986 A158005

Sequence in context: A158438 A158426 A020567 * A158428 A158425 A020566

Adjacent sequences: A158424 A158425 A158426 * A158428 A158429 A158430

Keyword

nonn

Author

R. H. Hardin Mar 18 2009

Status

approved