! cons19.scl ! Set of intervals with num + den <= 19 not exceeding 2/1 20 ! 10/9 9/8 8/7 7/6 6/5 5/4 9/7 4/3 11/8 7/5 10/7 3/2 11/7 8/5 5/3 12/7 7/4 9/5 11/6 2/1