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

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

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

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

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