1: (0 1 12)

(0)(1 20 16 14 12 21 4)(2 19 13)(3 10 5)(6 22 8)(7 11 9)(15 18 17)

2: (4 16 21)

(0)(1 20 16)(2 19 13)(3 10 5)(4)(6 22 8)(7 11 9)(12 21 14)(15 18 17)

3: (2 19 13)

(0)(1 20 16)(2)(3 10 5)(4)(6 22 8)(7 11 9)(12 21 14)(13)(15 18 17)(19)

4: (1 20 16)

(0)(1)(2)(3 10 5)(4)(6 22 8)(7 11 9)(12 21 14)(13)(15 18 17)(16)(19)(20)