1: (0 4 15)

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

2: (2 18 6)

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

3: (5 15 14)

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

4: (13 19 17)

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