7/52 = 65/52011/260 = 26/5209/80 = 52/52019/360 = 47/5201/30 = 17/5102/9 = 102/45917/24 = 221/3125/16 = 162/5205/6 = 433/520
7/52 = 65/520
11/260 = 26/520
9/80 = 52/520
19/360 = 47/520
1/30 = 17/510
2/9 = 102/459
17/24 = 221/312
5/16 = 162/520
5/6 = 433/520