1: (0 1 8)

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

2: (4 8 20)

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

3: (3 10 7)

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

4: (1 12 8)

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