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 A175233 #7 Aug 28 2019 13:09:36 %S A175233 2,3,4,5,7,8,9,10,11,12,14,16,19,24,27,28,29,33,39,45,49,58,64,69,74, %T A175233 80,81,82,89,97,104,110,113,114,121,127,128,132,141,150,154,160,165, %U A175233 169,171,180,193,197,208,212,217,220,222,227,232,233,244,253,264,269,275 %N A175233 Numbers n with property that n and 4*n^2 + 163 are terms in A057605. %C A175233 Numbers n with property that both m=4*n^2 + 163 and p=4*m^2 + 163 are primes. %H A175233 Harvey P. Dale, <a href="/A175233/b175233.txt">Table of n, a(n) for n = 1..1000</a> %F A175233 n = 2: m = 4*n^2 + 163 = 179 and p = 4*m^2 + 163 = 128327 are primes. %t A175233 mpQ[n_]:=Module[{m=4n^2+163},And@@PrimeQ[{m,4m^2+163}]]; Select[Range[300], mpQ] (* _Harvey P. Dale_, Jul 15 2013 *) %Y A175233 Intersection of A057604 and A057605. %K A175233 nonn %O A175233 1,1 %A A175233 _Zak Seidov_, Mar 09 2010 %E A175233 Edited by _Zak Seidov_, Mar 17 2010