Number of nX3 0..n*3-1 arrays with upper left zero and lower right n*3-1 and each element differing from its horizontal and antidiagonal neighbors by a power of two.
A265586
Number of nX3 0..n*3-1 arrays with upper left zero and lower right n*3-1 and each element differing from its horizontal and antidiagonal neighbors by a power of two.
Terms
- a(0) =1a(1) =84a(2) =9327a(3) =1427680a(4) =308395359a(5) =99770416100
External references
- oeis: A265586