1: (0 1 6)

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

2: (6 8 18)

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

3: (2 15 7)

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

4: (14 19 17)

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