1: (4 8 11)

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

2: (3 8 17)

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

3: (7 12 9)

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

4: (3 11 5)

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