1: (7 11 16)

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

2: (6 12 10)

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

3: (11 18 13)

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

4: (14 19 17)

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