Hypnotic squares
thingiverse
It's one of my examples from the dotSCAD library. I've released a new version that requires OpenSCAD 2019.05, so don't use the Thingiverse customizer directly. The idea comes from Hypnotic Squares, a tutorial on generative artistry.
Download Model from thingiverse
With this file you will be able to print Hypnotic squares with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Hypnotic squares.