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 A238370 #36 Jun 02 2017 12:31:40 %S A238370 27,27,72,216,459,936 %N A238370 Number of rational curves on S of degree d passing through d-1 general points, where S is a general cubic surface in projective 3-space. %C A238370 Finding a recursive formula (à la Kontsevich for A013587?) remains open. %C A238370 The famous 27 lines on a cubic surface is the case a(1) = 27. - _Michael Somos_, Feb 25 2014 %H A238370 Steven R. Finch, <a href="/A013587/a013587.pdf">Enumerative geometry</a>, February 24, 2014. [Cached copy, with permission of the author] %H A238370 W. Traves, <a href="http://www.usna.edu/Users/math/traves/presentations/MAAC2004print.pdf">Conics on the cubic surface</a>, MAAC 2004, George Mason University. %Y A238370 Cf. A013587, A027363. %K A238370 nonn,more %O A238370 1,1 %A A238370 _Steven Finch_, Feb 25 2014