1: (0 8 16)

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

2: (7 17 11)

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

3: (4 18 16)

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

4: (10 17 15)

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