1: (0 1 5)

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

2: (5 17 20)

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

3: (13 21 19)

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

4: (8 18 16)

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