1: (0 1 2)

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

2: (2 8 19)

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

3: (7 21 9)

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

4: (1 19 5)

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