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 A010141 #23 Dec 27 2023 00:13:54
%S A010141 7,2,2,2,14,2,2,2,14,2,2,2,14,2,2,2,14,2,2,2,14,2,2,2,14,2,2,2,14,2,2,
%T A010141 2,14,2,2,2,14,2,2,2,14,2,2,2,14,2,2,2,14,2,2,2,14,2,2,2,14,2,2,2,14,
%U A010141 2,2,2,14,2,2,2,14,2,2,2,14
%N A010141 Continued fraction for sqrt(55).
%H A010141 Harry J. Smith, <a href="/A010141/b010141.txt">Table of n, a(n) for n = 0..20000</a>
%H A010141 G. Xiao, <a href="http://wims.unice.fr/~wims/en_tool~number~contfrac.en.html">Contfrac</a>
%H A010141 <a href="/index/Con#confC">Index entries for continued fractions for constants</a>
%H A010141 <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 1).
%e A010141 7.41619848709566294871139744... = 7 + 1/(2 + 1/(2 + 1/(2 + 1/(14 + ...)))). - _Harry J. Smith_, Jun 06 2009
%t A010141 ContinuedFraction[Sqrt[55],300] (* _Vladimir Joseph Stephan Orlovsky_, Mar 07 2011 *)
%o A010141 (PARI) { allocatemem(932245000); default(realprecision, 23000); x=contfrac(sqrt(55)); for (n=0, 20000, write("b010141.txt", n, " ", x[n+1])); } \\ _Harry J. Smith_, Jun 06 2009
%Y A010141 Cf. A010508 Decimal expansion. - _Harry J. Smith_, Jun 06 2009
%K A010141 nonn,cofr
%O A010141 0,1
%A A010141 _N. J. A. Sloane_