1: (0 4 9)

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

2: (3 10 7)

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

3: (9 16 18)

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

4: (14 19 17)

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