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 A192884 #13 Mar 20 2013 18:19:00 %S A192884 3,5,8,9,10,16,18,20,30,72,84 %N A192884 Non-superabundant numbers satisfying the reverse of Robin's inequality (A091901). %C A192884 If another term exists, it is > 5040 and the Riemann Hypothesis is false. %H A192884 G. Caveney, J.-L. Nicolas, and J. Sondow, <a href="http://www.integers-ejcnt.org/l33/l33.pdf">Robin's theorem, primes, and a new elementary reformulation of the Riemann Hypothesis</a>, Integers 11 (2011), #A33 (see Table 1). %H A192884 G. Caveney, J.-L. Nicolas and J. Sondow, <a href="http://arxiv.org/abs/1112.6010">On SA, CA, and GA numbers</a>, Ramanujan J., 29 (2012), 359-384. %Y A192884 Cf. A004394 (superabundant), A091901 (Robin's inequality), A067698 (the reverse of Robin's inequality), A189686 (superabundant and the reverse of Robin's inequality). %K A192884 nonn %O A192884 1,1 %A A192884 Geoffrey Caveney, Jean-Louis Nicolas, and _Jonathan Sondow_, Jul 11 2011