1: (0 2 7)

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

2: (5 7 21)

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

3: (4 13 6)

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

4: (2 20 7)

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