! pipedum_22c.scl ! 1728/1715, 64/63, 50/49, Paul Erlich, 2001 22 ! 49/48 21/20 10/9 8/7 7/6 6/5 5/4 9/7 4/3 48/35 7/5 35/24 3/2 14/9 8/5 5/3 12/7 7/4 9/5 40/21 96/49 2/1