Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having index change +-(.,.) 0,0 1,2 or 2,-2.

A264062

Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having index change +-(.,.) 0,0 1,2 or 2,-2.

Terms

    a(0) =1a(1) =125a(2) =15625a(3) =450000a(4) =12960000a(5) =608212800a(6) =28543426704

External references