1: (0 5 6)

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

2: (5 8 13)

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

3: (4 17 11)

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

4: (12 18 15)

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