1: (0 2 7)

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

2: (4 7 21)

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

3: (3 16 5)

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

4: (2 19 7)

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