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A279202 Number of Wilf-equivalence classes of square permutations of 2n things that avoid 132. 2
1, 2, 11, 84, 743, 7108 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
Samuele Giraudo, S. Vialette, Unshuffling Permutations, arXiv preprint arXiv:1601.05962 [cs.DS], 2016.
CROSSREFS
Sequence in context: A143140 A191805 A363563 * A086406 A158098 A104185
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Dec 15 2016
STATUS
approved

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Last modified June 16 08:45 EDT 2024. Contains 373424 sequences. (Running on oeis4.)