1: (0 1 4)

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

2: (2 4 8)

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

3: (3 20 5)

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

4: (4 9 6)

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