1: (0 11 15)

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

2: (9 18 14)

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

3: (7 12 10)

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

4: (11 17 13)

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