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,-2.

A264057

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,-2.

Terms

    a(0) =32a(1) =3375a(2) =207360a(3) =11151360a(4) =608212800a(5) =34260048000

External references