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A256208 Number of permutations in S_n that avoid the pattern 52341. 17
1, 1, 2, 6, 24, 119, 694, 4582, 33325, 261863, 2192390, 19358590, 178904675, 1720317763 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..13.

Zvezdelina Stankova-Frenkel and Julian West, A new class of Wilf-equivalent permutations, arXiv:math/0103152.

CROSSREFS

Representatives for the 16 Wilf-equivalence patterns of length 5 are given in A116485, A047889, and A256195-A256208.

Cf. A099952.

Sequence in context: A052397 A047889 A256207 * A264432 A094198 A297200

Adjacent sequences:  A256205 A256206 A256207 * A256209 A256210 A256211

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Mar 19 2015

STATUS

approved

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Last modified July 22 05:47 EDT 2019. Contains 325213 sequences. (Running on oeis4.)