A159162 Number of permutations of 1..n containing the relative rank sequence { 251634 } at any spacing.

1, 37, 895, 18258, 344233, 6263626, 112602572, 2027839529, 36906526882

Offset

6,2

Comments

Same series for 436152 341625 526143 426513 351264 315624 462153

Links

Table of n, a(n) for n=6..14.

Eric Weisstein's World of Mathematics, Permutation Pattern

Crossrefs

A056986 A158005 A158423

Sequence in context: A159152 A159157 A159146 * A159150 A159173 A159170

Adjacent sequences: A159159 A159160 A159161 * A159163 A159164 A159165

Keyword

nonn

Author

R. H. Hardin Apr 05 2009

Status

approved