This is a cache for math lovers. To access the log book, you must work out the following:
Starting at 1, add together the first 37 odd numbers.
Then, starting at 1 again, add together the first 65 odd numbers.
Now add these 2x answers together to get the lock code combination.
**EXTRA CACHE LOG CONTAINED INSIDE**
For the super smart, there is one more maths riddle to solve inside the original cache.
If you are the first to work out the combination and access the log, please post a winning pic.