1: (0 2 4)

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

2: (2 7 15)

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

3: (6 17 9)

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

4: (12 18 16)

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