POV-Ray : Newsgroups : povray.binaries.images : Ulam Spiral fun : Re: Ulam Spiral fun Server Time
10 Aug 2022 09:36:05 EDT (-0400)
  Re: Ulam Spiral fun  
From: jr
Date: 27 Feb 2022 05:40:00
Message: <web.621b54648a870000ed36e5cb6cde94f1@news.povray.org>
hi,

Thomas de Groot <tho### [at] degrootorg> wrote:
> Op 24/02/2022 om 17:57 schreef Robert McGregor:
> > A simple Ulam spiral displaying the locations of the first 2088 prime numbers
>
> ... First time I heard about an ulam spiral...

same here.  v pleasing, visually.  the Wikipedia page shows that other
arrangements are .. permissible.  attached shows primes marked on a Hilbert
Curve (sphere_sweep, 4096 points), more "patterns".  (I wonder how much of those
"patterns" is just the result of a desire to see patterns.  :-))


regards, jr.


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