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