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