1: (4 8 12)

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

2: (6 15 9)

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

3: (2 7 5)

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

4: (3 20 4)

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