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

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

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

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

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