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

A264087

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

Terms

    a(0) =169a(1) =8788a(2) =456976a(3) =19553300a(4) =836655625a(5) =35960283125

External references