1-1/3
1-1/4
1-1/6
2-1/3
2-1/4
2-1/6
3-1/3
3-1/4
3-1/6
4-1/3
4-1/4
4-1/6
5-1/3
5-1/4
5-1/6
6-1/3
6-1/4
6-1/6
