1: (0 3 7)

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

2: (2 21 5)

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

3: (4 17 6)

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

4: (0 5 16)

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