1× 1 1× 2 2× 2 1× 3 2× 3 3× 3 1× 4 2× 4 3× 4 4× 4 1× 5 2× 5 3× 5 4× 5 5× 5 1× 6 2× 6 3× 6 4× 6 5× 6 6× 6 1× 7 2× 7 3× 7 4× 7 5× 7 6× 7 7× 7 1× 8 2× 8 3× 8 4× 8 5× 8 6× 8 7× 8 8× 8 1× 9 2× 9 3× 9 4× 9 5× 9 6× 9 7× 9 8× 9 9× 9 2× 1 3× 1 3× 2 4× 1 4× 2 4× 3 5× 1 5× 2 5× 3 5× 4 6× 1 6× 2 6× 3 6× 4 6× 5 7× 1 7× 2 7× 3 7× 4 7× 5 7× 6 8× 1 8× 2 8× 3 8× 4 8× 5 8× 6 8× 7 9× 1 9× 2 9× 3 9× 4 9× 5 9× 6 9× 7 9× 8
