1: (0 5 12)

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

2: (5 14 18)

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

3: (11 19 17)

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

4: (9 15 13)

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