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