1: (0 10 16)

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

2: (9 17 14)

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

3: (6 18 16)

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

4: (12 17 15)

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