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