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 A010115 #13 Oct 05 2019 09:15:52 %S A010115 1,0,0,8,-6,0,90,-144,192,480,-1372,2676,1703,-11952,33316,-18900, %T A010115 -64201,304580,-401068,-97928,2390637,-5130048,4264858,13518716, %U A010115 -49117798,76725752,29308994,-381566684,915306452 %N A010115 Magnetic susceptibility coefficients for square lattice spin 1 Ising model. %H A010115 I. Jensen, <a href="/A010115/b010115.txt">Table of n, a(n) for n = 0..108</a> (from link below) %H A010115 I. G. Enting, A, J. Guttmann and I. Jensen, <a href="https://arxiv.org/abs/hep-lat/9410005">Low-Temperature Series Expansions for the Spin-1 Ising Model</a>, arXiv:hep-lat/9410005, 1994; J. Phys. A. 27 (1994) 6987-7006. %H A010115 I. Jensen, <a href="https://researchers.ms.unimelb.edu.au/~ij@unimelb/ising/series/sus1.ser">More terms</a> %H A010115 Iwan Jensen, Anthony J. Guttmann, <a href="http://arxiv.org/abs/cond-mat/9509121">Series expansions of the percolation probability for directed square and honeycomb lattices</a>, arXiv:cond-mat/9509121, 1995; J. Phys. A 28 (1995), no. 17, 4813-4833. %K A010115 sign %O A010115 0,4 %A A010115 _N. J. A. Sloane_, _Simon Plouffe_