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