1: (0 2 7)

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

2: (3 7 12)

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

3: (7 16 18)

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

4: (14 19 17)

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