1: (0 3 5)

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

2: (5 8 18)

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

3: (3 15 6)

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

4: (14 19 17)

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