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