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