1: (1 12 16)

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

2: (4 17 15)

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

3: (2 12 7)

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

4: (3 20 5)

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