Half a year ago I made the same idea but with colour: http://www.pinchofintelligence.com/painting-by-prime-number/ http://www.pinchofintelligence.com/painting-b

Half a year ago I made the same idea but with colour: http://www.pinchofintelligence.com/painting-by-prime-number/ http://www.pinchofintelligence.com/painting-by-prime-number/. It's interesting that we both took the Mona Lisa to visualise the concept :)