1: (0 2 5)

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

2: (2 7 15)

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

3: (6 18 8)

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

4: (12 19 16)

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