1: (0 1 3)

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

2: (3 9 19)

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

3: (2 11 4)

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

4: (6 12 10)

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