TryToSolve2012

The third line in previous version of the post contains the error!
Sorry for the fuckup!

Task 1 - Pure Math:
2 | 3 = 13
8 | 8 = 120
5 | 4 = 31
3 | 11 = 151
11 | 2 = ?

Task 2 - Think Different:
1
11
21
1211
111221
312211
13112221
??

Task 3 - Euler's Number Matrix:
2    7    20
5    ???   40
8    22   60


The password is made up of the answers: ?_??_???
The login is: TryToSolve2012@gmail.com
The url is: https://docs.google.com/spreadsheet/ccc?key=0AqbMaKkEhmivdDZsajBNd1NRUjFCT05YNnJ3dlRtZ2c