1: (0 1 3)

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

2: (1 5 16)

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

3: (2 19 9)

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

4: (7 17 15)

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