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

A264001

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

Terms

    a(0) =288a(1) =8679a(2) =791245a(3) =50616720a(4) =3817152613a(5) =271516496545

External references