Answer:
1³ = 1
2³ = 8
3³ = 27
4³ = 64
5³ = 125
6³ = 216
7³ = 343
8³ = 512
9³ = 729
10³ = 1000
11³ = 1331
12³ = 1728
13³ = 2197
14³ = 2744
15³ = 3375
16³ = 4096
17³ = 4913
18³ = 5832
19³ = 6859
20³ = 8000
21³ = 9261
22³ = 10648
23³ = 12167
24³ = 13824
25³ = 15625
26³ = 17576
27³ = 19683
28³ = 21952
29³ = 24389
30³ = 27000
If this isn't what you wanted, the cube roots are the first three.
Hope this helps !!