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