Number of nX6 arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor.
A221244
Number of nX6 arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor.
Terms
- a(0) =16a(1) =32400a(2) =44315649a(3) =56606878084
External references
- oeis: A221244