I am fascinated by all aspects of Number Theory, especially the chance to discover new forms of primes.

I have contributed to Chris Caldwell's Top 5000
http://www.utm.edu/research/primes/bios/titans/Oakes.html  
and to Henri Lifchitz's Top 5000 Probable Primes
http://ourworld.compuserve.com/homepages/hlifchitz/