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