1: (0 1 3)

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

2: (3 8 19)

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

3: (5 20 11)

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

4: (7 12 9)

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