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