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