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