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

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

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

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

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