1: (0 2 7)

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

2: (5 7 21)

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

3: (3 13 6)

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

4: (2 16 7)

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