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