1.2x2x2=8
2.5×5=25
3.1
4.3x3x3x3=81
5.7
6.4x4x4=64
7.9×9=81
8.1
9.8×8=64
10.11
11.2x2x2x2x2=32
12.3x3x3=27
13.5x5x5=125
14.1
15.4×4=16
16.7×7=49
17.10×10=100
18.6×6=36
19.2x2x2x2=16
20.9x9x9=729