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 A010468 #23 Aug 14 2023 10:40:25
%S A010468 3,3,1,6,6,2,4,7,9,0,3,5,5,3,9,9,8,4,9,1,1,4,9,3,2,7,3,6,6,7,0,6,8,6,
%T A010468 6,8,3,9,2,7,0,8,8,5,4,5,5,8,9,3,5,3,5,9,7,0,5,8,6,8,2,1,4,6,1,1,6,4,
%U A010468 8,4,6,4,2,6,0,9,0,4,3,8,4,6,7,0,8,8,4,3,3,9,9,1,2,8,2,9,0,6,5
%N A010468 Decimal expansion of square root of 11.
%C A010468 Continued fraction expansion is 3 followed by {3, 6} repeated. - _Harry J. Smith_, Jun 02 2009
%H A010468 Harry J. Smith, <a href="/A010468/b010468.txt">Table of n, a(n) for n = 1..20000</a>
%H A010468 Michael Penn, <a href="https://www.youtube.com/watch?v=yztD9caVsAY">A famous trig equation</a>, YouTube video, 2021.
%H A010468 <a href="/index/Al#algebraic_02">Index entries for algebraic numbers, degree 2</a>
%e A010468 3.316624790355399849114932736670686683927088545589353597058682146116484...
%t A010468 RealDigits[N[Sqrt[11],200]] (* _Vladimir Joseph Stephan Orlovsky_, May 27 2010 *)
%o A010468 (PARI) default(realprecision, 20080); x=sqrt(11); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010468.txt", n, " ", d)); \\ _Harry J. Smith_, Jun 02 2009
%Y A010468 Cf. A040007 (continued fraction).
%K A010468 nonn,cons
%O A010468 1,1
%A A010468 _N. J. A. Sloane_