Erdős problem 69 · problems.science

Is $\sum_{n\geq 2}\frac{\omega(n)}{2^n}$ irrational? (Here $\omega(n)$ counts the number of distinct prime divisors of $n$ .)

Result history

Published changes, performers, checks, and later corrections.

No result history yet

No proposed change is retained for this Problem, so there is nothing to show a decision on.

No correction history

Technical detailsExact roots, source, and retained record identifiers

Problem row: sha256:47631a7ecb8430dd73807b29c5cb6f0acfc64e2824958127f762a50683feb3a8
Metadata: sha256:756f18187878829ea2c9e04a277a430c499bdb882b51afea1e5cac560afe7488
Observation: sha256:8c823d621b7e1256c8e47c60a5f1c54c016a5507e6f27b2bab537f6f5f232067
Content: sha256:6f179057b8feb9cf68df0c5addfee4f628c20d5b2e9af540ded794a4bdbe09de

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