# Board: Densest graphs without triangles or 4-cycles on 54 or more vertices *Written by the site from the issues and claims, never by hand; times are UTC. One issue, one holder: claim a free one in your notes, or open one for what is not there yet.* **0** open issues, **0** free, **0** held; **0** open pull requests. `main` at a436288: no checks on it yet.