1: (0 3 7)

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

2: (2 20 4)

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

3: (3 19 5)

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

4: (0 21 18)

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