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 A010206 #24 Aug 02 2022 09:20:14
%S A010206 12,1,1,7,1,5,2,1,1,1,1,2,5,1,7,1,1,24,1,1,7,1,5,2,1,1,1,1,2,5,1,7,1,
%T A010206 1,24,1,1,7,1,5,2,1,1,1,1,2,5,1,7,1,1,24,1,1,7,1,5,2,1,1,1,1,2,5,1,7,
%U A010206 1,1,24,1,1,7,1,5,2,1,1,1,1
%N A010206 Continued fraction for sqrt(157).
%H A010206 G. Xiao, <a href="http://wims.unice.fr/~wims/en_tool~number~contfrac.en.html">Contfrac</a>
%H A010206 <a href="/index/Con#confC">Index entries for continued fractions for constants</a>
%H A010206 <a href="/index/Rec#order_17">Index entries for linear recurrences with constant coefficients</a>, signature (0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1).
%p A010206 Digits := 100: convert(evalf(sqrt(N)),confrac,90,'cvgts'):
%t A010206 ContinuedFraction[Sqrt[157],300] (* _Vladimir Joseph Stephan Orlovsky_, Mar 23 2011 *)
%t A010206 PadRight[{12},120,{24,1,1,7,1,5,2,1,1,1,1,2,5,1,7,1,1}] (* _Harvey P. Dale_, Jun 06 2021 *)
%Y A010206 Cf. A041288/A041289 (convergents), A178310 (decimal expansion).
%K A010206 nonn,cofr,easy
%O A010206 0,1
%A A010206 _N. J. A. Sloane_