A159120 Number of permutations of 1..n containing the relative rank sequence { 146352 } at any spacing.

1, 37, 894, 18200, 342214, 6208495, 111295055, 1999484404, 36327262008, 671548748326

Offset

6,2

Comments

Same series for 253641 524136 631425 352461 425316 164253 613524

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: A159099 A159134 A159104 * A159126 A159136 A159111

Adjacent sequences: A159117 A159118 A159119 * A159121 A159122 A159123

Keyword

nonn

Author

R. H. Hardin Apr 05 2009

Status

approved