1: (0 2 8)

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

2: (2 9 15)

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

3: (3 19 12)

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

4: (11 17 14)

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