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