1: (0 2 3)

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

2: (7 10 15)

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

3: (6 12 8)

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

4: (11 16 13)

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