1: (0 1 8)

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

2: (5 8 18)

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

3: (2 16 7)

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

4: (15 19 17)

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