Show:
x6
x7
x8
x9
x12
100

6x4

24

100

7x3

21

100

8x2

16

100

9x9

81

100

12x4

48

200

6x6

36

200

7x5

35

200

8x4

32
200

9x6

54

200

12x7

84

300

6x8

48

300

7x7

49

300

8x7

56

300

9x4

36

300

12x12

144

400

6x9

54

400

7x9

63

400

8x9

72

400

9x1

9

400

12x9

108

500

6x12

72

500

7x11

77

500

8x0

0 :)

500

9x10

90

500

12x11

132