! diacycle13.scl
!
Diacycle on 20/13, 13/10; there are also nodes at 3/2, 4/3; 13/9, 18/13         
 23
!
 40/39
 20/19
 40/37
 10/9
 8/7
 20/17
 40/33
 5/4
 40/31
 4/3
 40/29
 10/7
 40/27
 20/13
 30/19
 60/37
 5/3
 12/7
 30/17
 20/11
 15/8
 60/31
 2/1