Number of permutations of [n] with exactly eight (possibly overlapping) occurrences of the generalized pattern 23-1.

A264467

Number of permutations of [n] with exactly eight (possibly overlapping) occurrences of the generalized pattern 23-1.

Terms

    a(0) =55a(1) =1393a(2) =22180a(3) =290341a(4) =3443222a(5) =39212955a(6) =439762906a(7) =4922646194a(8) =55440198721a(9) =631281758915

External references