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A289449 Related to number of mesh patterns of length 2 that avoid the pattern 231. 0
1, 1, 1, 2, 7, 26, 93, 325, 1129, 3935, 13813 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..11.

Murray Tannock, Equivalence classes of mesh patterns with a dominating pattern, MSc Thesis, Reykjavik Univ., May 2016. See Appendix B1.

CROSSREFS

Sequence in context: A027417 A134063 A087448 * A188860 A129273 A055988

Adjacent sequences:  A289446 A289447 A289448 * A289450 A289451 A289452

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Jul 08 2017

STATUS

approved

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Last modified February 15 22:28 EST 2019. Contains 320138 sequences. (Running on oeis4.)