1: (0 5 6)

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

2: (6 10 12)

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

3: (9 13 11)

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

4: (5 12 8)

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