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Erdős problem 347

Is there a sequence A={a1a2}A=\{a_1\leq a_2\leq \cdots\} of integers with liman+1an=2\lim \frac{a_{n+1}}{a_n}=2 such that P(A)={nBn:BA finite }P(A')= \left\{\sum_{n\in B}n : B\subseteq A'\textrm{ finite }\right\} has density 11 for every cofinite subsequence AA' of AA?

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Problem row
sha256:3bdc25abbb25629bce514f0278274fc09f9bf58bfc6aeefdd0eae20e4c069526
Metadata
sha256:31c9952949ea74124c008e81ffb5d521d435fe5560e847d2aeacadf44a2d3718
Observation
sha256:8c823d621b7e1256c8e47c60a5f1c54c016a5507e6f27b2bab537f6f5f232067
Content
sha256:32f7edebc893a2dc02c679bb0240bb8ed77f711875a6be48b92fbb06052a4ed0
Repository
sha256:a956b84c437202e5a02cc9e036a621bd14a302b34a75758115730bdbb77c52a4
Projection
sha256:c9d14c459c518937e758918b5897dc3b22f1a55f07739afe99502f5b046c907a
Source commit
2415f78e850aeee50afdca525c6f2e0ea606f207

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