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

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

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

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

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