> Does that 31 bytes include storing the result of the
> statement?

No, not storing, just building. The right hand side of the
assignment. Storing will cost you 2 extra bytes.

> Now, given an 'n' that stores the number of rows to
> calculate, how much does it take to build the entire
> triangle? (e.g. an array of arrays stored in 'a').
>
> I've got it at 56 characters.

Building the triangle takes 54 bytes.

(Storing it will cost you 2 extra bytes. The question is: Do
you want to store it?)

gegroet,
Erik V. - http://www.erikveen.dds.nl/