Number of (n+1)X(n+1) 0..2 arrays with no 2X2 subblock determinant equal to any horizontal or vertical neighbor 2X2 subblock determinant.

A186527

Number of (n+1)X(n+1) 0..2 arrays with no 2X2 subblock determinant equal to any horizontal or vertical neighbor 2X2 subblock determinant.

Terms

    a(0) =81a(1) =8410a(2) =4456218a(3) =11180777496

External references