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

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

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

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

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