1: (0 6 8)

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

2: (3 9 7)

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

3: (6 15 17)

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

4: (13 18 16)

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