1: (0 3 21)

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

2: (2 8 10)

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

3: (7 12 9)

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

4: (6 18 10)

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