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 A134222 #4 Mar 31 2012 10:22:05 %S A134222 1,37,57,64,129,141,164,169,171,196,281,289,359,392,414,427,433,464, %T A134222 513,516,577,593,612,625,633,665,684,721,729,730,793,801,841,849,899, %U A134222 940,953,964,1000,1001,1081,1090,1153,1169,1233,1252,1289,1297,1380,1441 %N A134222 Values n for which integer solutions of Mordell curve y^2=x^3+n have 3 different values of x (or equivalently of nonnegative y). %C A134222 Union of A179149 and A179150. %F A134222 Numbers n such that A134108(n) = Floor((A081119(n)+1)/2) = 3. %Y A134222 Cf. A134108, A134220, A134221, A134223. %K A134222 nonn %O A134222 1,2 %A A134222 _Artur Jasinski_, Oct 14 2007 %E A134222 Edited and extended by _Ray Chandler_, Jul 12 2010