1: (1 6 11)

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

2: (4 12 10)

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

3: (7 11 14)

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

4: (9 16 13)

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