1: (0 1 6)

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

2: (1 15 18)

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

3: (14 19 17)

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

4: (10 21 18)

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