Number of nX3 arrays containing 3 copies of 0..n-1 with no equal horizontal or vertical neighbors.
A264953
Number of nX3 arrays containing 3 copies of 0..n-1 with no equal horizontal or vertical neighbors.
Terms
- a(0) =0a(1) =2a(2) =36a(3) =10728a(4) =4857120a(5) =4099655520
External references
- oeis: A264953