1: (0 8 16)

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

2: (7 17 13)

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

3: (6 18 16)

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

4: (11 17 14)

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