Sander wrote:
> It is simply the Erathostenes Sieve applied in 2 dimensions and
> mirrored along the two perpendicular axes... You could call it
> a display of the prime complex numbers.

I still can't see the rule!

The red squares along the axes fit the ordinary primes,
but 2 and 5 are not prime in complex integers:
	(1+i)(1-i) = 2
	(2+i)(2-i) = 5


-- 
Anton Sherwood  --  br0### [at] p0b0xcom  --  http://ogre.nu/

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