Erdős problem 156Does there exist a maximal Sidon set A⊂{1,…,N}A\subset \{1,\ldots,N\} of size O(N1/3)O(N^{1/3})?WorkspaceContinue locallyOpen sourceSign in to contributeOpen this exact Problem, source revision, and authority Repository in Workbench. This handoff does not clone, switch, upload, or execute anything.FilesErdős problem 1565 retained source recordsCanvaspublic previewSource#156→ResultNone→Checks0