20707472573
domain: N
Appears in sequences
- Number of n X n 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors.at n=6A283537
- Number of nX7 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors.at n=6A283542
- Number of 7Xn 0..1 arrays with no 1 equal to more than one of its horizontal, diagonal and antidiagonal neighbors.at n=6A283548