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 A309034 #36 Sep 08 2022 08:46:21 %S A309034 5037,5795,6497,7585,7672,8701,10001,10081,10605,14547,14637,15805, %T A309034 20091,20737,20760,21177,21571,22321,23137,24492,27812,30877,31595, %U A309034 33026,34241,36737,38412,38497,41021,41907,41922,42347,43036 %N A309034 Numbers k for which rank of the elliptic curve y^2=x^3-k*x is 4. %o A309034 (PARI) for(k=1, 1e4, if(ellanalyticrank(ellinit([0, 0, 0, -k, 0]))[1]==4, print1(k", "))) %o A309034 (Magma) for k in[1..10000] do if Rank(EllipticCurve([0,0,0,-k,0])) eq 4 then print k; end if; end for; // _Vaclav Kotesovec_, Jul 08 2019 %Y A309034 Cf. A002156 (rank 0), A002157 (rank 1). A309032 (rank 2), A309033 (rank 3), this sequence (rank 4), A309100 (rank 5). %Y A309034 Cf. A060952, A309031. %K A309034 nonn %O A309034 1,1 %A A309034 _Seiichi Manyama_, Jul 08 2019 %E A309034 a(29)-a(33) from _Seiichi Manyama_, Jul 09 2019