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