1: (0 2 14)

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

2: (9 14 21)

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

3: (6 19 11)

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

4: (8 13 10)

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