1: (5 9 16)

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

2: (2 9 20)

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

3: (1 17 3)

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

4: (2 16 4)

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