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