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