A158009 Numbers of pattern-matching permutations of (1324) for the permutations of {1, 2, ..., n} on n = 4, 5, 6, ... elements.

1, 17, 207, 2278, 24527, 268104, 3036850, 36092688, 453570148, 6053567742, 85968651558, 1299069917989

Offset

4,2

Comments

Same series for 4231. - R. H. Hardin, Mar 15 2009

Links

Table of n, a(n) for n=4..15.

Eric Weisstein's World of Mathematics, Permutation Pattern

Crossrefs

Sequence in context: A219124 A246989 A016981 * A158005 A158006 A239157

Adjacent sequences: A158006 A158007 A158008 * A158010 A158011 A158012

Keyword

nonn,more

Author

Eric W. Weisstein, Mar 11 2009

Extensions

More terms from R. H. Hardin, Mar 15 2009

Status

approved