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