1: (0 1 2)

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

2: (1 10 17)

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

3: (9 20 12)

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

4: (7 21 17)

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