1: (0 7 18)

(0)(1 8 6)(2 20 17 16 5)(3 22 4)(7 21 18 11 9)(10 14 12)(13 19 15)

2: (2 20 17)

(0)(1 8 6)(2 16 5)(3 22 4)(7 21 18 11 9)(10 14 12)(13 19 15)(17)(20)

3: (1 8 6)

(0)(1)(2 16 5)(3 22 4)(6)(7 21 18 11 9)(8)(10 14 12)(13 19 15)(17)(20)

4: (11 21 18)

(0)(1)(2 16 5)(3 22 4)(6)(7 21 9)(8)(10 14 12)(11)(13 19 15)(17)(18)(20)