1: (0 1 15)

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

2: (9 15 21)

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

3: (5 20 13)

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

4: (11 16 14)

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