Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 1,-2 or 2,-1.

A264126

Number of (n+1)X(6+1) arrays of permutations of 0..n*7+6 with each element having index change +-(.,.) 0,0 1,-2 or 2,-1.

Terms

    a(0) =32a(1) =3549a(2) =533610a(3) =39592980a(4) =3436012800a(5) =317072810421

External references