1: (0 8 11)

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

2: (6 12 10)

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

3: (5 9 7)

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

4: (11 16 19)

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