http://web2.0calc.com/questions/let-p-log_-a-b-where-p-log_-2-3-log_-3-4-log_-4-5-log_-2008-2009-and-a-and-b-are-relatively-prime-positive-integers-find-the-smallest-possible-value-of-a-b
p-log_-2-3-log_-3-4-log_-4-5-log_-2008-2009=Log(2009) / Log(2)