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