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