1: (0 7 13)

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

2: (9 13 18)

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

3: (8 14 12)

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

4: (13 19 17)

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