1: (0 1 2)

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

2: (1 9 17)

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

3: (6 20 10)

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

4: (2 21 17)

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