Number of (n+1)X(4+1) arrays of permutations of 0..n*5+4 with each element having index change (+-,+-) 0,0 1,1 or 1,2.

A263962

Number of (n+1)X(4+1) arrays of permutations of 0..n*5+4 with each element having index change (+-,+-) 0,0 1,1 or 1,2.

Terms

    a(0) =465a(1) =23841a(2) =3801496a(3) =406984645a(4) =51140612201

External references