1: (0 5 10)

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

2: (1 11 7)

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

3: (10 16 18)

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

4: (15 19 17)

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