Grahams number
This code will be able to calculate with Knuth's up-arrow notation,
and later on Graham's number, assumed(!) there would be a pc powerful to do that.
Further Information to
-
Knuth's up-arrow notation:
https://en.wikipedia.org/wiki/Knuth%27s_up-arrow_notation
http://www.daviddarling.info/encyclopedia/K/Knuths_up-arrow_notation.html -
Graham's Number:
https://en.wikipedia.org/wiki/Graham%27s_number