1: (0 2 9)

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

2: (9 12 18)

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

3: (7 13 11)

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

4: (12 19 17)

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