This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A023343 #21 Sep 08 2022 08:44:47 %S A023343 79,34127,345431,549089,669937,703663,948593,978749,999007,1251329, %T A023343 1255333,1279133,1500277,1517413,1525421,1642769,1670629,1688101, %U A023343 1727161,1770127,2152159,2161343,2328517,2622167,2745451,2786681,2837557,3281777 %N A023343 Primes that remain prime through 5 iterations of function f(x) = 5x + 6. %C A023343 Primes p such that 5*p+6, 25*p+36, 125*p+186, 625*p+936 and 3125*p+4686 are also primes. - _Vincenzo Librandi_, Aug 05 2010 %H A023343 John Cerkan, <a href="/A023343/b023343.txt">Table of n, a(n) for n = 1..10000</a> %F A023343 a(n) == 9 (mod 14). - _John Cerkan_, Oct 20 2016 %t A023343 Select[Prime[Range[250000]],And@@PrimeQ[Rest[NestList[5#+6&,#,5]]]&] (* _Harvey P. Dale_, Jan 03 2014 *) %o A023343 (Magma) [n: n in [1..10000000] | IsPrime(n) and IsPrime(5*n+6) and IsPrime(25*n+36) and IsPrime(125*n+186) and IsPrime(625*n+936) and IsPrime(3125*n+4686)] // _Vincenzo Librandi_, Aug 05 2010 %Y A023343 Subsequence of A023219, A023254, A023285, A023315, and A081759. %K A023343 nonn %O A023343 1,1 %A A023343 _David W. Wilson_