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