1: (0 1 5)

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

2: (3 5 21)

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

3: (2 6 4)

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

4: (1 20 5)

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