1: (6 10 13)

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

2: (2 11 9)

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

3: (8 10 14)

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

4: (1 7 5)

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