1: (0 1 5)

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

2: (3 5 21)

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

3: (2 8 4)

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

4: (1 20 5)

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