1: (0 1 2)

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

2: (1 11 17)

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

3: (6 18 16)

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

4: (2 21 17)

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