1: (0 9 10)

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

2: (0 8 17)

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

3: (2 20 15)

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

4: (13 18 16)

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