1: (0 1 8)

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

2: (6 8 21)

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

3: (5 10 7)

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

4: (1 13 8)

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