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