(0 18 8)(1 16 3)(2 19 4)(5 13 6)(7 11 9)(10 14 12)(15 20 17)
ALLOWS (11/8)-SEQUENCE
1: (2 4 19)
(0 18 8)(1 16 3)(2 4 19)(5 13 6)(7 11 9)(10 14 12)(15 20 17)
2: (1 16 3)
(0 18 8)(1)(2 4 19)(3)(5 13 6)(7 11 9)(10 14 12)(15 20 17)(16)
3: (2 4 19)
(0 18 8)(1)(2)(3)(4)(5 13 6)(7 11 9)(10 14 12)(15 20 17)(16)(19)
4: (0 18 8)
(0)(1)(2)(3)(4)(5 13 6)(7 11 9)(8)(10 14 12)(15 20 17)(16)(18)(19)