1: (0 5 16)

(0 15 2)(1 7 5 19 16)(3 14 4 21 12)(6 10 8)(9 13 11)(17 20 18)

2: (3 21 12)

(0 15 2)(1 7 5 19 16)(3)(4 21 14)(6 10 8)(9 13 11)(12)(17 20 18)

3: (1 7 16)

(0 15 2)(1)(3)(4 21 14)(5 19 16)(6 10 8)(7)(9 13 11)(12)(17 20 18)

4: (4 21 14)

(0 15 2)(1)(3)(4)(5 19 16)(6 10 8)(7)(9 13 11)(12)(14)(17 20 18)(21)