1: (4 7 12)

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

2: (12 15 17)

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

3: (14 19 16)

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

4: (3 10 6)

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