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

A264277

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

Terms

    a(0) =441a(1) =65856a(2) =9834496a(3) =981994496a(4) =98054154496

External references