1: (0 7 12)

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

2: (6 14 11)

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

3: (1 20 13)

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

4: (0 9 14)

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