[onirom]

doesn't need to be accurate, could do something like this (distance + treshold) :

https://susam.net/fxyt.html#XN128dXN128dpYN128dYN128dpsN4096...

smaller with dup :

https://susam.net/fxyt.html#XN128dDpYN128dDpsN4096lN255pC

circles pattern : https://susam.net/fxyt.html#XDpYDpsN8qN3riN255pC

PS: fun tool !

[nottwo]

Oh, thanks!

X^2 + y^2 > z^2 ? 1 : 0