5x6
30
3x7
21
6x7
42
7x4
28
8x5
40
7x7
49
6x5
30
8x6
48
9x6
54
3x9
27
5x5
25
7x9
63
9x3
27
6x9
54
4x7
28
7x6
42
8x7
56
8x8
64
9x4
36
9x9
81
6x6
36
6x8
48
9x8
72
5x8
40