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