Number of nX6 arrays of occupancy after each element moves to some horizontal or vertical neighbor, without move-in move-out straight through or left turns.
A221799
Number of nX6 arrays of occupancy after each element moves to some horizontal or vertical neighbor, without move-in move-out straight through or left turns.
Terms
- a(0) =1a(1) =338a(2) =4073a(3) =308070a(4) =8348792a(5) =399279970a(6) =13922688699a(7) =579257407874
External references
- oeis: A221799