Magic Square of my Birthday
06 |
01 |
19 |
81 |
44 |
45 |
8 |
7 |
46 |
7 |
47 |
10 |
11 |
54 |
33 |
9 |
Inspired from Ramanujam's Magic Square
The process is simple - http://nrich.maths.org/1380
But the interesting part in the solution involves seeing a symmetry in 2d arrangement of numbers like if you fold the square, the external numbers add up to the internal numbers of the facing side. :-)