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

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

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

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

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