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Selfridge's Conjecture

There exist infinitely many $n>0$ with ${p_n}^2>p_{n-i}p_{n+i}$ for all $i<n$. Also, there exist infinitely many $n>0$ such that $2p_n<p_{n-i}+p_{n+i}$ for all $i<n$.




© 1996-9 Eric W. Weisstein
1999-05-26