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 A010852 #30 Feb 27 2024 11:31:46
%S A010852 13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,
%T A010852 13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,
%U A010852 13,13,13,13,13,13,13,13
%N A010852 Constant sequence: a(n) = 13.
%H A010852 Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/RecursiveSequences.html">Recursive Sequences</a>
%H A010852 <a href="/index/Di#divseq">Index to divisibility sequences</a>
%H A010852 <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (1).
%F A010852 G.f.: 13/(1-x). - _Vincenzo Librandi_, Jan 19 2012
%t A010852 Table[13, {70}] (* _Vincenzo Librandi_, Jan 19 2012 *)
%o A010852 (Maxima) A010852:13$
%o A010852 makelist(A010852,n,0,30); /* _Martin Ettl_, Nov 08 2012 */
%K A010852 nonn,easy
%O A010852 0,1
%A A010852 _N. J. A. Sloane_