User blog comment:P進大好きbot/Elementary Large Number/@comment-31966679-20181117164807/@comment-31966679-20181117165220

Nevermind, I cannot find any link to it.

But couldn't you just do \(F(n) = \) the largest \(N\) such that N can be represented by any equation:

\(n + or * or / or - n + or * or / or - n + \ldots n\) with n number of n's.