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