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 A212454 #15 Sep 08 2022 08:46:02
%S A212454 7,13,18,23,29,34,39,44,49,54,60,65,70,75,80,85,90,95,100,105,110,115,
%T A212454 120,125,130,135,140,145,150,156,161,166,171,176,181,186,191,196,201,
%U A212454 206,211,216,221,226,231,236,241,246,251,256,261,266,271,276,281
%N A212454 Ceiling(5n + log(5n)).
%H A212454 Vincenzo Librandi, <a href="/A212454/b212454.txt">Table of n, a(n) for n = 1..1000</a>
%t A212454 Table[Ceiling[5*n + Log[5*n]], {n, 100}] (* _T. D. Noe_, May 21 2012 *)
%o A212454 (Magma) [Ceiling(5*n + Log(5*n)): n in [1..80]]; // _Vincenzo Librandi_, Feb 14 2013
%Y A212454 Cf. A000523, A062153, A102572, A212445-A212453.
%K A212454 nonn,easy
%O A212454 1,1
%A A212454 _Mohammad K. Azarian_, May 17 2012