1: (0 4 10)

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

2: (2 17 7)

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

3: (1 20 3)

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

4: (0 21 17)

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