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