Number of n X 5 arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor, without move-in move-out straight through or left turns.
A221816
Number of n X 5 arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor, without move-in move-out straight through or left turns.
Terms
- a(0) =0a(1) =459a(2) =7320a(3) =854959a(4) =35993876a(5) =2428955613a(6) =129447996326
External references
- oeis: A221816