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