Erdős problem 306 · problems.science

If $a/b \in \mathbb{Q}_{>0}$ and $b$ is squarefree, can $a/b$ always be written as a finite sum of reciprocals of distinct products of two distinct primes?

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Problem row: sha256:06b5b7791cc127be91c643a6d667508afa3ee856efa51f5f997a2e2841014ca7
Metadata: sha256:bac411d1dff0b1c593a85ddc84606447ccf8a16d40cbe5e3b09602e651c9c978
Observation: sha256:8c823d621b7e1256c8e47c60a5f1c54c016a5507e6f27b2bab537f6f5f232067
Content: sha256:82ac6afc4efd933130328a064515d55c9e3de78d430aab7fda0777398c417be7

Repository: sha256:a956b84c437202e5a02cc9e036a621bd14a302b34a75758115730bdbb77c52a4
Projection: sha256:c9d14c459c518937e758918b5897dc3b22f1a55f07739afe99502f5b046c907a
Source commit: 2415f78e850aeee50afdca525c6f2e0ea606f207

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