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

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

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

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

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