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

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

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

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

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