1: (0 1 2)

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

2: (2 7 10)

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

3: (6 12 8)

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

4: (1 10 5)

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