1: (1 3 9)

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

2: (0 4 2)

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

3: (3 19 6)

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

4: (5 16 8)

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