Interesting "Eulerian" irrational points

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Point $(e,\pi)$ on the graph satisfies the famous unifying Euler relation $e^{i\pi}+1=0 $ and we know that these irrational numbers can be individually expressed in power series of $(e^x, \tan^{-1}x)$ or from among many other series given by Euler in Analysis.

I would like to see the common exp/log unification basis of such complex numbers played out in a generalization to the pair $(u,v)$.

$$ u^{iv(u)}+1=0 \rightarrow v(u)=\frac{\pi}{ln\,u}$$

 Interesting "Eulerian" Points

Barring integer values on the $(u,v)$ graph can any number on abscissa or ordinate be expressed by means of a convergent series? If so by means of which series can they be expressed as another case.. and if they cannot be, why not?

Do identities/relations exist in complex analysis or elsewhere satisfied by such irrational point pairs?

For narrowing the discussion.. in particular we take an integer from the geometric series sum:

$$ 2 = 1+ 1/2 + 1/2^2+ 1/2^3 + 1/2^4 +.. $$

and in particular when $v(2)= n\approx 4.53236 $

Can we set up a convergent series for this $n\approx 4.53236?$

Thanks in advance for all related comments.