GoogleDocs is awesome. There is nothing better than storing all of your spreadsheets, documents, forms, and presentations in an online secure location. Not only that but you can open and edit from any PC in the world at any time without having to worry about access, etc.
Today I was creating a spreadsheet on GoogleDocs to list account numbers and serial numbers that were sequential though they also contained letters. An example of the set of numbers I was trying to enter quickly is listed below.