Show:
3
5
7
9
10
100

3x1

3

100

5x2

10

100

7x1

7

100

9x2

18

100

10x1

10

200

3x3

9

200

5x4

20

200

7x3

21

200

9x4

36

200

10x3

30

300

3x5

15

300

5x7

35

300

7x6

42

300

9x7

63

300

10x7

70

400

3x8

24

400

5x9

45

400

7x8

56

400

9x9

81

400

10x9

90

500

3x10

30

500

5x11

55

500

7x10

70

500

9x11

99

500

10x11

110