1: (0 6 8)

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

2: (8 12 18)

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

3: (4 14 9)

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

4: (11 15 13)

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