1: (3 6 9)

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

2: (9 11 19)

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

3: (1 7 4)

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

4: (6 19 8)

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