1: (0 1 7)

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

2: (3 7 21)

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

3: (2 9 6)

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

4: (1 20 7)

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