1: (0 3 12)

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

2: (1 18 9)

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

3: (2 19 8)

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

4: (12 16 17)

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