404927788

Appears in sequences

• Number of (n+1)X5 0..2 arrays with every 2X2 subblock having nonzero determinant and having the same number of clockwise edge increases as its horizontal and vertical neighbors.at n=5A206124
• Number of (n+1)X7 0..2 arrays with every 2X2 subblock having nonzero determinant and having the same number of clockwise edge increases as its horizontal and vertical neighbors.at n=3A206126