LCD is 24
For 5/6 and 7/8 the LCD is 24.
280
1
504
LCD(5, 8, 7) = 280
LCD(5, 6, 8) = 120.
72
LCD(5, 8, 6) = 120
120
5 6 -8 7 6 -5 5 5 5 -5 6 -6 6 5 6 -8 7 6 -5 6 6 6 -6 -7 7 7 -8 6 6 -7 -6 6 5 6 7 -6 7 -8 7 -7 6 5 6 -8 7 6 -5 6 6 6 -6 -7 7
6 6 5 5 6 6 -4 -4 5 -5 6 -6 -7 6 6 6 5 5 6 6 -4 -4 -8 7 -8 8 -6 -8 6 8 8 -8 7 7 -7 -7 7 -8 -7 -6 6 7 7 7 -6 -6 7 7 6 6 6 -6 7 6 -8 7
24