1: (7 13 15)

(0 20 18)(1 19 3)(2 10 4)(5 15 11 9 13)(6 17 8)(7)(12 16 14)

2: (12 16 14)

(0 20 18)(1 19 3)(2 10 4)(5 15 11 9 13)(6 17 8)(7)(12)(14)(16)

3: (5 15 11)

(0 20 18)(1 19 3)(2 10 4)(5 9 13)(6 17 8)(7)(11)(12)(14)(15)(16)

4: (6 17 8)

(0 20 18)(1 19 3)(2 10 4)(5 9 13)(6)(7)(8)(11)(12)(14)(15)(16)(17)