1: (8 13 15)

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

2: (5 14 12)

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

3: (8 13 15)

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

4: (7 20 9)

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