Number of n X n 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors.

A283685

Number of n X n 0..1 arrays with no 1 equal to more than two of its horizontal, diagonal and antidiagonal neighbors.

Terms

    a(0) =2a(1) =16a(2) =264a(3) =15226a(4) =2530461a(5) =1119189256

External references