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