1: (1 3 16)

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

2: (2 17 4)

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

3: (7 19 16)

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

4: (6 20 18)

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