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

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

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

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

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