1: (1 6 10)

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

2: (5 14 7)

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

3: (6 12 9)

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

4: (11 16 13)

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