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