1: (0 1 3)

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

2: (3 8 18)

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

3: (2 15 4)

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

4: (14 19 17)

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