1: (3 6 10)

(0 8 5)(1 13 4)(2 10 19 18 6)(3)(7 12 9)(11 16 14)(15 20 17)

2: (0 8 5)

(0)(1 13 4)(2 10 19 18 6)(3)(5)(7 12 9)(8)(11 16 14)(15 20 17)

3: (1 13 4)

(0)(1)(2 10 19 18 6)(3)(4)(5)(7 12 9)(8)(11 16 14)(13)(15 20 17)

4: (2 10 19)

(0)(1)(2 18 6)(3)(4)(5)(7 12 9)(8)(10)(11 16 14)(13)(15 20 17)(19)