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