A158438 Number of permutations of 1..n containing the relative rank sequence { 53124 } at any spacing.

1, 26, 460, 7068, 102678, 1466963, 21058080, 307716363, 4617738409, 71616934495, 1153427948275

Offset

5,2

Comments

Same series for 34251 32415 15243 51423 24531 42135 13542

Links

Table of n, a(n) for n=5..15.

Eric Weisstein's World of Mathematics, Permutation Pattern

Crossrefs

Cf. A056986, A158005.

Sequence in context: A158437 A158429 A158434 * A158426 A020567 A158427

Adjacent sequences: A158435 A158436 A158437 * A158439 A158440 A158441

Keyword

nonn

Author

R. H. Hardin, Mar 18 2009

Status

approved