1: (2 4 10)

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

2: (0 5 3)

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

3: (4 16 6)

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

4: (1 17 15)

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