This is amazing

I used this formula: (round((cos($i*$y))*(sin($i*$x))*$i)%2==0); (in PHP) where $x,$y are the point coordinates in a grid and $i is the multiplier (shown below each image). This produced such an amazing array of patterns that I was simply in the moment of discovery for well over an hour. Process a series from 22.000 to to 23.005 in .005 increments and see what I mean. Just crazy. Here are just a few pickings:

Extremely intricate patterning:

Here's the bug's eye permutation:

This is one of my favorites. It has a haunting quality to it.