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