1: (0 3 7)

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

2: (3 12 16)

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

3: (1 19 13)

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

4: (12 17 15)

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