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