1: (0 1 5)

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

2: (5 9 18)

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

3: (3 16 6)

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

4: (15 19 17)

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