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