Show:
2-3
4-5
6-7
8-9
12
100

3x3

9

100

4x5

20

100

6x4

24

100

8x5

40

100

12x3

36

200

2x4

8

200

5x5

25

200

7x4

28

200

9x3

27

200

12x5

60

300

3x6

18

300

4x6

24

300

6x8

48

300

8x7

56

300

12x7

84

400

2x8

16

400

5x7

35

400

7x7

49

400

9x8

72

400

12x10

120

500

3x12

36

500

4x8

32

500

6x9

54

500

9x9

81

500

12x12

144