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

A282855

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

Terms

    a(0) =2a(1) =11a(2) =131a(3) =4163a(4) =305430a(5) =55930891a(6) =25000646212

External references