Number of n X n 0..1 arrays with no 1 equal to more than two of its horizontal, vertical and antidiagonal neighbors.
A283275
Number of n X n 0..1 arrays with no 1 equal to more than two of its horizontal, vertical and antidiagonal neighbors.
Terms
- a(0) =2a(1) =15a(2) =287a(3) =18320a(4) =3455416a(5) =1974531630
External references
- oeis: A283275