1: (1 12 16)

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

2: (6 18 14)

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

3: (3 19 17)

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

4: (5 13 16)

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