These stocks look like slam-dunk picks for growth investors.October sometimes gets a bad rap from investors. Sure, several major stock market crashes have occurred during the month in the past. However, October has actually been a pretty good month for stocks historically. Three Fool.com contributors have identified what they believe are no-brainer growth stocks to buy in October. Here's why they picked Eli Lilly (LLY 2.35%), Novo Nordisk (NVO 2.14%), and Vertex Pharmaceuticals (VRTX 1.17%).A plethora of gr ...