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 A024576 #10 Aug 03 2014 14:27:15
%S A024576 1,2,5,13,35,95,258,701,1905,5178,14075,38259,103998,282695,768444,
%T A024576 2088847,5678074,15434605,41955606,114047161,310012325,842700869,
%U A024576 2290698459,6226763995,16926099417,46009908471,125067898125,339969794796,924133715418
%N A024576 a(n) = [ e*a(n-1) ], where a(0) = 1.
%H A024576 Clark Kimberling, <a href="/A024576/b024576.txt">Table of n, a(n) for n = 0..249</a>
%t A024576 a[0] = 1; a[n_] := Floor[E*a[n-1]]; Table[a[n], {n, 50}] (* _Clark Kimberling_, Aug 17 2012 *)
%t A024576 NestList[Floor[E*#]&,1,30] (* _Harvey P. Dale_, Apr 24 2014 *)
%K A024576 nonn
%O A024576 0,2
%A A024576 _Clark Kimberling_