1: (0 6 11)

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

2: (5 13 7)

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

3: (1 18 11)

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

4: (10 19 17)

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