1: (0 10 16)

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

2: (9 17 14)

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

3: (7 18 16)

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

4: (13 17 15)

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