Polymath16, eighteenth thread: Back with a new conjecture!

After nearly five years, it s time to roll over the discussion. Aubrey s most recent comment in the previous thread seems interesting. I m reproducing it here for convenience: In the course of discussing Asger’s graph (see above) and the one I found shortly afterwards, a new conjecture has arisen: For all d = 2 and 3 Continue reading Polymath16, eighteenth thread: Back with a new conjecture!