1: (0 1 9)

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

2: (5 9 18)

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

3: (4 16 7)

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

4: (15 19 17)

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