1: (0 8 13)

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

2: (5 17 10)

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

3: (7 11 9)

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

4: (13 15 18)

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