1: (0 12 16)

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

2: (10 19 15)

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

3: (9 13 16)

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

4: (11 20 16)

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