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