It bugged me that the 2-brick possibilities pic in [1] wasn&#x27;t ordered so I made this <a href="http:&#x2F;&#x2F;i.imgur.com&#x2F;ShWZnwl.png" rel="nofollow">http:&#x2F;&#x2F;i.imgur.com&#x2F;ShWZnwl.png</a><p>[1] <a href="http:&#x2F;&#x2F;www.math.ku.dk&#x2F;~eilers&#x2F;lego.html" rel="nofollow">http:&#x2F;&#x2F;www.math.ku.dk&#x2F;~eilers&#x2F;lego.html</a>