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