1: (0 6 7)

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

2: (7 11 16)

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

3: (10 20 12)

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

4: (6 16 8)

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