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