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