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