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