1: (0 1 6)

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

2: (4 6 21)

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

3: (3 13 5)

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

4: (1 16 6)

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