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