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