Number of nX4 arrays of occupancy after each element moves to some king-move neighbor, without 2-loops or left turns.
A221803
Number of nX4 arrays of occupancy after each element moves to some king-move neighbor, without 2-loops or left turns.
Terms
- a(0) =0a(1) =378a(2) =27692a(3) =2341962a(4) =197382906a(5) =16607042116
External references
- oeis: A221803