1: (0 4 6)

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

2: (4 7 8)

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

3: (3 19 5)

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

4: (1 20 18)

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