1: (0 1 5)

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

2: (3 5 21)

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

3: (2 7 4)

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

4: (1 20 5)

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