• Korean Journal of Mathematics
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• v.24 no.1
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• pp.107-138
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• 2016

Let $a{\geqslant}2$ be a xed integer in this paper. By using the method of Goldston, Pintz and Yildirm, we will prove that there are innitely many almost-primes which can be represented as $p+a^m$ in at least two dierent ways.