Number of 5Xn 0..5*n-1 arrays with upper left zero and lower right 5*n-1 and each element differing from its horizontal and diagonal neighbors by a power of two.
A265623
Number of 5Xn 0..5*n-1 arrays with upper left zero and lower right 5*n-1 and each element differing from its horizontal and diagonal neighbors by a power of two.
Terms
- a(0) =125a(1) =86800a(2) =147336019a(3) =283374980138
External references
- oeis: A265623