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

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

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

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

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