1: (1 5 16)

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

2: (4 17 5)

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

3: (0 14 2)

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

4: (12 18 15)

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