1: (4 10 13)

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

2: (9 14 11)

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

3: (7 20 13)

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

4: (3 17 5)

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