1: (0 10 16)

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

2: (9 17 14)

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

3: (6 18 16)

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

4: (13 17 15)

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