1: (0 2 7)

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

2: (2 15 17)

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

3: (14 18 16)

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

4: (10 19 17)

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