A very odd thing about this perspective image is that it's a seamless periodic tile. The left edge matches the right edge and the top edge can be continued to the bottom edge.
To see a similar tile cover the plane go to [link]
Circle sizes follow this sequence: 1, 1/2, 1/3, 1/4 etc., aka The Harmonic Sequence
A perspective drawing I've uploaded to Deviant Art also uses this sequence: [link]