A159126 Number of permutations of 1..n containing the relative rank sequence { 153642 } at any spacing.

1, 37, 894, 18200, 342224, 6209179, 111322536, 2000336802, 36349944727, 672095243718

Offset

6,2

Comments

Same series for 246351 531426 624135 425361 352416 163524 614253

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: A159134 A159104 A159120 * A159136 A159111 A159106

Adjacent sequences: A159123 A159124 A159125 * A159127 A159128 A159129

Keyword

nonn,changed

Author

R. H. Hardin Apr 05 2009

Status

approved