Here's one nice-looking configuration I found. You seem to be implicitly assuming you can only have a depth of one unit but that's possibly an unnecessary limit

Here's one nice-looking configuration I found. You seem to be implicitly assuming you can only have a depth of one unit but that's possibly an unnecessary limitation. I'm working on seeing if some kind of perfect cuboid can be made. https://3dwarehouse.sketchup.com/model.html?id=u2d94f70c-6825-4fed-bc3d-bfc700d99eec https://3dwarehouse.sketchup.com/model.html?id=u2d94f70c-682... (there's a webgl viewer)