Leyland Numbers
Leyland Numbers and Leyland Primes with Professor Ed Copeland...
Reddit discussion: http://redd.it/2kl1wp
Professor Ed Copeland is a physics and cosmology professor at the University of Nottingham.
With thanks to Paul Leyland: http://www.leyland.vispa.com
The Wikipedia Page is a good jump-off point for plenty of detailed stuff about Leyland Numbers: http://en.wikipedia.org/wiki/Leyland_number OEIS
Leyland Numbers: http://oeis.org/A076980
Article: http://www.leyland.vispa.com/numth/primes/xyyx.htm
And thanks to the Leyland Brothers for childhood memories! :)