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