A202235 -id:A202235 - cp's OEIS frontend

A202236 Number of permutations avoiding the consecutive pattern 35241.

1, 2, 6, 24, 119, 708, 4916, 39008, 348202, 3453572, 37679044, 448455648, 5782307134, 80291122976, 1194530208634, 18956382485568, 319626461800751, 5706286536509228, 107533930423507736, 2133112981295131824, 44429507242283663790, 969465861672912148324

Offset: 1

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Ray Chandler, Dec 15 2011

nonn

a(n) is the number of permutations on [n] that avoid the consecutive pattern 35241. It is the same as the number of permutations which avoid 14253, 31425 or 52413.

Ray Chandler, Table of n, a(n) for n = 1..40
A. Baxter, B. Nakamura, and D. Zeilberger. Automatic generation of theorems and proofs on enumerating consecutive Wilf-classes

Cf. A177523, A202213-A202235.

cp's OEIS Frontend

A202236 Number of permutations avoiding the consecutive pattern 35241.

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