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 A134904 #10 Sep 08 2022 08:45:32
%S A134904 1,1,3,9,14,8,4,3,6,18,30,21,9,6,8,22,45,39,17,9,10,23,54,60,29,13,11,
%T A134904 22,57,81,47,19,13,21,54,98,71,29,15,19,49,106,99,44,20,19,42,104,128,
%U A134904 66,27,20,36,95,150,95,37,22,32
%N A134904 Ceiling(n*exp(-sin(n))).
%H A134904 Vincenzo Librandi, <a href="/A134904/b134904.txt">Table of n, a(n) for n = 1..1000</a>
%t A134904 Table[Ceiling[n Exp[-Sin[n]]], {n, 60}] (* _Vincenzo Librandi_, Feb 18 2013 *)
%o A134904 (Magma) [Ceiling(n*Exp(-Sin(n))): n in [1..60]]; // _Vincenzo Librandi_, Feb 18 2013
%Y A134904 Cf. A134890, A134891, A134892, A134902, A134903.
%K A134904 nonn,easy
%O A134904 1,3
%A A134904 _Mohammad K. Azarian_, Nov 14 2007