A159102 Number of permutations of 1..n containing the relative rank sequence { 135642 } at any spacing.

1, 37, 894, 18202, 342356, 6214281, 111474723, 2004234854, 36440475644, 674063084277

Offset

6,2

Comments

Same series for 246531 531246 642135 435261 342516 162534 615243

Links

Table of n, a(n) for n=6..15.

Eric Weisstein's World of Mathematics, Permutation Pattern

Crossrefs

A056986 A158005 A158423

Sequence in context: A159136 A159111 A159106 * A159135 A159101 A159145

Adjacent sequences: A159099 A159100 A159101 * A159103 A159104 A159105

Keyword

nonn

Author

R. H. Hardin Apr 05 2009

Status

approved