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