Recruiting at Google

There's a huge billboard in downtown Seattle that says:

{ First 10 digit prime in consecutive digits of e }.com

If you look up the answer and go to

http://www.7427466391.com/

you get:

Congratulations. You've made it to level 2. Go to www.Linux.org and enter Bobsyouruncle as the login and the answer to this equation as the password.

f(1)=
7182818284

f(2)=
8182845904

f(3)=
8747135266

f(4)=
7427466391

f(5)=
__________


If you solve this you get the following URL: http://www.google.com/labjobs/index.html