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