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