1: (1 4 16)

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

2: (0 5 2)

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

3: (4 18 12)

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

4: (15 19 17)

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