1: (0 3 4)

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

2: (4 7 11)

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

3: (6 18 8)

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

4: (3 11 5)

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