1: (0 2 8)

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

2: (1 18 6)

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

3: (8 14 17)

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

4: (12 19 16)

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