Number of nX6 arrays of occupancy after each element stays put or moves to some horizontal or vertical neighbor, with no occupancy greater than 2.
A221301
Number of nX6 arrays of occupancy after each element stays put or moves to some horizontal or vertical neighbor, with no occupancy greater than 2.
Terms
- a(0) =99a(1) =53291a(2) =30470039a(3) =17788952657
External references
- oeis: A221301