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 A034029 #9 Jul 08 2025 20:03:01 %S A034029 1,3,6,11,17,18,27,33,34,38,43,51,57,66,67,81,82,83,86,89,99,102,113, %T A034029 114,118,121,123,129,131,139,146,153,162,171,177,179,187,193,194,198, %U A034029 201,209,214,219,227,233,241,242,246,249,257,258,262,267 %N A034029 Numbers that are primitively represented by (x^2+2y^2 with x >= y >= 0). %Y A034029 Cf. A034027, A002479, A057127. %K A034029 nonn %O A034029 1,2 %A A034029 _N. J. A. Sloane_ %E A034029 Definition corrected by _N. J. A. Sloane_, Apr 30 2015