1: (0 8 15)

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

2: (7 17 10)

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

3: (14 18 16)

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

4: (0 13 8)

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