1299561587

Appears in sequences

• Number of nX5 0..n*5-1 arrays with upper left zero and lower right n*5-1 and each element differing from its horizontal, diagonal and antidiagonal neighbors by a power of two.at n=3A265634
• 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, diagonal and antidiagonal neighbors by a power of two.at n=31A265635
• Number of 4Xn 0..4*n-1 arrays with upper left zero and lower right 4*n-1 and each element differing from its horizontal, diagonal and antidiagonal neighbors by a power of two.at n=4A265638