1: (4 10 19)

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

2: (7 20 18)

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

3: (3 17 5)

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

4: (4 11 6)

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