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 A187776 #13 Feb 16 2025 08:33:14 %S A187776 14,22,31,89,97,113,129,137,161,193,209 %N A187776 Real quadratic fields that are 2-smooth Euclidean. %H A187776 Xavier Guitart and Marc Masdeu, <a href="http://arxiv.org/abs/1106.0856">Continued fractions in 2-stage euclidean quadratic fields</a>, arXiv:1106.0856 [math.NT], 2011. %H A187776 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/QuadraticField.html">Quadratic Field</a> %H A187776 <a href="/index/Qua#quadfield">Index entries for sequences related to quadratic fields</a> %Y A187776 Cf. A003174. %K A187776 fini,full,nonn %O A187776 1,1 %A A187776 _Arkadiusz Wesolowski_, Jan 05 2013