Thanks origami_8 and Benlewisorigami
![Smile :)](./images/smilies/icon_smile.gif)
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I really didn't want to create a new account somewhere else, so I decided to try out letter by letter. I found out this:
Size depending on the last letter of the URL from Facebook
n: large images
q: medium images
s: small images
t: extra small images
Maybe it'll come in handy someday to someone else.