1: (0 1 8)

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

2: (5 8 21)

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

3: (2 15 6)

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

4: (1 20 8)

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