1: (0 4 7)

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

2: (3 21 6)

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

3: (1 4 16)

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

4: (0 5 15)

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