350
xkcd 2861: X Value
(imgs.xkcd.com)
Alt text:
The value of n is still unknown, but new results constrain it to fall between 8 and 10^500, ruling out popular 'n=1' and 'n=2' theories.
It's what they say, when you google them, but it's probably not their real slogan, you're right.
And yes, I would agree that they are the equivalent of The Onion.
If they say it, I'm sure it is true. I just wanted to avoid the situation where I think you said it and you think I did