1: (0 3 7)

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

2: (2 15 4)

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

3: (6 20 12)

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

4: (0 5 3)

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