This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.

This one is quite easy. Give the sequence of numbers such that any two adjacent numbers are coprime(relatively prime) and when bigger divided by smaller ,remainder is number adjacent to smaller one.(means smaller number is between 'bigger one' and remainder)