1: (7 10 18)

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

2: (4 12 9)

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

3: (2 8 5)

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

4: (1 6 18)

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