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