1到50的二次幂

1 ^2 = 1
2 ^2 = 4
3 ^2 = 9
4 ^2 = 16
5 ^2 = 25
6 ^2 = 36
7 ^2 = 49
8 ^2 = 64
9 ^2 = 81
10 ^2 = 100
11 ^2 = 121
12 ^2 = 144
13 ^2 = 169
14 ^2 = 196
15 ^2 = 225
16 ^2 = 256
17 ^2 = 289
18 ^2 = 324
19 ^2 = 361
20 ^2 = 400
21 ^2 = 441
22 ^2 = 484
23 ^2 = 529
24 ^2 = 576
25 ^2 = 625
26 ^2 = 676
27 ^2 = 729
28 ^2 = 784
29 ^2 = 841
30 ^2 = 900
31 ^2 = 961
32 ^2 = 1024
33 ^2 = 1089
34 ^2 = 1156
35 ^2 = 1225
36 ^2 = 1296
37 ^2 = 1369
38 ^2 = 1444
39 ^2 = 1521
40 ^2 = 1600
41 ^2 = 1681
42 ^2 = 1764
43 ^2 = 1849
44 ^2 = 1936
45 ^2 = 2025
46 ^2 = 2116
47 ^2 = 2209
48 ^2 = 2304
49 ^2 = 2401
50 ^2 = 2500