1: (0 3 8)

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

2: (8 12 18)

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

3: (9 19 14)

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

4: (10 16 13)

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