Erdős problem 377Is there some absolute constant C>0C > 0 such that ∑p≤n1p∤(2nn)1p≤C \sum_{p \leq n} 1_{p\nmid {2n \choose n}}\frac{1}{p} \leq C for all nn?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 3776 retained source recordsCanvaspublic previewSource#377→ResultNone→Checks0