1: (1 3 16)

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

2: (0 4 2)

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

3: (3 18 5)

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

4: (15 19 17)

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