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