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