1: (0 2 3)

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

2: (2 15 19)

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

3: (9 20 18)

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

4: (3 21 19)

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