1: (0 1 8)

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

2: (3 8 20)

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

3: (2 9 6)

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

4: (1 17 8)

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