1: (2 5 11)

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

2: (5 14 18)

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

3: (12 19 17)

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

4: (9 15 13)

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