1: (0 1 8)

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

2: (5 8 21)

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

3: (2 14 6)

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

4: (1 20 8)

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