1: (2 8 13)

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

2: (0 9 7)

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

3: (1 20 4)

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

4: (8 18 10)

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