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