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

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

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

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

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