A082566 - OEIS

%I #16 May 14 2021 12:15:39

%S 2,19091918181818181919091,1908080909080809090808091,

%T 18180808191908180919180808181,1808080818180818180818180808081,

%U 1808190918090818180908190918081,18080818080919081918091908081808081

%N Primes p such that p, 2p+1, 4p+3 are palindromic primes.

%H H. Dubner, <a href="https://web.archive.org/web/20050406043022/http://ksc9.th.com/warut/dubner.html">Palindromic Sophie Germain Primes</a>

%Y Cf. A007700.

%Y Subsequence of A082520.

%K base,nonn

%O 1,1

%A _Lekraj Beedassy_, May 06 2003

%E a(1)=2 inserted by _Dmitry Petukhov_, May 14 2021