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