A159117 Number of permutations of 1..n containing the relative rank sequence { 145632 } at any spacing.

1, 37, 892, 18102, 339301, 6139802, 109872694, 1972283277, 35832835698, 662855671963

Offset

6,2

Comments

Same series for 236541 541236 632145 432561 345216 165234 612543

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: A159143 A159086 A159116 * A159084 A159133 A159131

Adjacent sequences: A159114 A159115 A159116 * A159118 A159119 A159120

Keyword

nonn

Author

R. H. Hardin Apr 05 2009

Status

approved