1: (2 6 9)

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

2: (6 11 15)

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

3: (10 18 12)

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

4: (14 19 16)

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