1: (0 4 9)

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

2: (4 10 13)

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

3: (8 16 11)

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

4: (12 18 15)

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