(0 20 17 12 10 8 5)(1 4 2)(3 21 18)(6 9 7)(11 15 13)(14 19 16)
ALLOWS (11/8)-SEQUENCE
1: (0 8 19)
(0 16 14 19 5)(1 4 2)(3 21 18)(6 9 7)(8 20 17 12 10)(11 15 13)
2: (3 21 18)
(0 16 14 19 5)(1 4 2)(3)(6 9 7)(8 20 17 12 10)(11 15 13)(18)(21)
3: (0 16 5)
(0)(1 4 2)(3)(5 14 19)(6 9 7)(8 20 17 12 10)(11 15 13)(16)(18)(21)
4: (8 20 17)
(0)(1 4 2)(3)(5 14 19)(6 9 7)(8 12 10)(11 15 13)(16)(17)(18)(20)(21)