1: (0 2 13)

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

2: (9 13 20)

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

3: (6 16 12)

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

4: (8 14 10)

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