Jethro Mystery Cache

CACHE IS NOT AT THE POSTED COORDINATES.

Jethro was not known for his intelligence.  He decided it would be a good idea to throw rocks at the bee hive hanging out of the big oak tree.  First he threw 18 rocks.  He took a break and threw 3 more before he got tired and quit.  The beehive came crashing down with a smash!  From out of the hive came 830 angry bees.

  ?  is the sum of the total number of rocks Jethro threw and the bees the exited the hive making there way for Jethro's beeHIND.  Cache is located at N51 04.?   W100 15.040

This cache has been placed for Cachefest 2014.  The cache should not be logged before 9:30am on Saturday, Sept.13, 2014.  Feel free to find and log it anytime after that.  As part of the event there will be a resource card inside the cache.  Please only take one card per team.  Good luck!