Number of (4+1)X(n+1) arrays of permutations of 0..n*5+4 with each element having index change (+-,+-) 0,0 1,2 or 1,0.
A264007
Number of (4+1)X(n+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) =64a(1) =7304a(2) =833569a(3) =50616720a(4) =3073593600a(5) =209279846160
External references
- oeis: A264007