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