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