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