g

values di I_g

4

8 /15 − 1/3

6

9/22 − 1/4

8

8000/21,879 − 2/3

10

30,625/89,148 − 5/24

12

1,778,112/5,386,025 − 1/5

14

166,012/516,925 − 7/36

16

345,506,304/1,097,845,315 − 1/6

18

6,832,522,125/22,049,643,544 − 3/16

20

8,450,958,230,000/27,608,909,922,531 − 5/27