Number of arrays of length n that are sums of 6 consecutive elements of length n+5 permutations of 0..n+4, and no two consecutive rises or falls in the latter permutation.

A229716

Number of arrays of length n that are sums of 6 consecutive elements of length n+5 permutations of 0..n+4, and no two consecutive rises or falls in the latter permutation.

Terms

    a(0) =1a(1) =40a(2) =374a(3) =4564a(4) =44372a(5) =392496a(6) =1323380a(7) =29525240

External references