1: (0 5 8)

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

2: (8 11 16)

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

3: (10 18 12)

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

4: (14 19 17)

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