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