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 A273530 #13 Jun 01 2016 16:33:57 %S A273530 349,853,12634,42937,51741,59912,97677,169748,195137,199528,231892, %T A273530 269728,337768,343636,392272,403037,599561,920456,1458538,1521873, %U A273530 1645873,1894121,2337928,2388697,3131728,3159673,3186349,3731769,3835024,3890248,4037794 %N A273530 Numbers n such that n is the sum of two nonzero squares in exactly one way, n+1 is the sum of a positive square and a positive cube in exactly one way and n+2 is the sum of 2 positive cubes in exactly one way. %e A273530 349 is a term because 349 = 5^2 + 18^2, 350 = 15^2 + 5^3, 351 = 2^3 + 7^3. %Y A273530 Cf. A003325, A025284, A078360. %K A273530 nonn %O A273530 1,1 %A A273530 _Altug Alkan_, May 24 2016