505270226

Appears in sequences

• Number of (n+1)X7 binary arrays with no 2X2 subblock determinant equal to any horizontal or vertical neighbor 2X2 subblock determinant.at n=7A185464
• Number of (n+1) X 9 binary arrays with no 2 X 2 subblock determinant equal to any horizontal or vertical neighbor 2 X 2 subblock determinant.at n=5A185466