538517

Appears in sequences

• T(n,k) is the number of n X k 0..n*k-1 arrays with upper left zero and lower right n*k-1 and each element differing from its horizontal and diagonal neighbors by a power of two.at n=22A265619
• Number of 2Xn 0..2*n-1 arrays with upper left zero and lower right 2*n-1 and each element differing from its horizontal and diagonal neighbors by a power of two.at n=5A265620