1: (0 4 8)

(0 6 4 20 17 10 2)(1 13 11 5 3)(7 15 9)(8)(12 16 14)(18 21 19)

2: (3 11 5)

(0 6 4 20 17 10 2)(1 13 11)(3)(5)(7 15 9)(8)(12 16 14)(18 21 19)

3: (7 15 9)

(0 6 4 20 17 10 2)(1 13 11)(3)(5)(7)(8)(9)(12 16 14)(15)(18 21 19)

4: (4 10 6)

(0 6 2)(1 13 11)(3)(4)(5)(7)(8)(9)(10 20 17)(12 16 14)(15)(18 21 19)