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

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

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

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

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