1: (0 6 13)

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

2: (9 13 17)

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

3: (12 19 16)

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

4: (5 10 8)

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