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 A010150 #25 Dec 27 2023 00:13:17
%S A010150 8,2,2,1,7,1,2,2,16,2,2,1,7,1,2,2,16,2,2,1,7,1,2,2,16,2,2,1,7,1,2,2,
%T A010150 16,2,2,1,7,1,2,2,16,2,2,1,7,1,2,2,16,2,2,1,7,1,2,2,16,2,2,1,7,1,2,2,
%U A010150 16,2,2,1,7,1,2,2,16,2,2,1,7,1
%N A010150 Continued fraction for sqrt(71).
%H A010150 Harry J. Smith, <a href="/A010150/b010150.txt">Table of n, a(n) for n = 0..20000</a>
%H A010150 G. Xiao, <a href="http://wims.unice.fr/~wims/en_tool~number~contfrac.en.html">Contfrac</a>
%H A010150 <a href="/index/Con#confC">Index entries for continued fractions for constants</a>
%H A010150 <a href="/index/Rec#order_08">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 0, 1).
%e A010150 8.426149773176358630634139906... = 8 + 1/(2 + 1/(2 + 1/(1 + 1/(7 + ...)))). - _Harry J. Smith_, Jun 08 2009
%t A010150 ContinuedFraction[Sqrt[71],300] (* _Vladimir Joseph Stephan Orlovsky_, Mar 08 2011 *)
%t A010150 PadRight[{8},120,{16,2,2,1,7,1,2,2}] (* _Harvey P. Dale_, Apr 17 2015 *)
%o A010150 (PARI) { allocatemem(932245000); default(realprecision, 20000); x=contfrac(sqrt(71)); for (n=0, 20000, write("b010150.txt", n, " ", x[n+1])); } \\ _Harry J. Smith_, Jun 08 2009
%Y A010150 Cf. A010523 Decimal expansion. - _Harry J. Smith_, Jun 08 2009
%K A010150 nonn,cofr
%O A010150 0,1
%A A010150 _N. J. A. Sloane_