Number of triangular n X n X n arrays of occupancy after each element moves to some neighbor and with no occupancy greater than 2.
A217240
Number of triangular n X n X n arrays of occupancy after each element moves to some neighbor and with no occupancy greater than 2.
Terms
- a(0) =0a(1) =7a(2) =95a(3) =6437a(4) =1175140a(5) =660602643
External references
- oeis: A217240