A159169 Number of permutations of 1..n containing the relative rank sequence { 263415 } at any spacing.

1, 37, 895, 18266, 344683, 6278835, 113007059, 2037215971, 37105902922, 686909906637

Offset

6,2

Comments

Same series for 514362 513462 264315

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: A159173 A159170 A159167 * A159164 A159105 A159160

Adjacent sequences: A159166 A159167 A159168 * A159170 A159171 A159172

Keyword

nonn,changed

Author

R. H. Hardin Apr 05 2009

Status

approved