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 A007216 M3192 #13 Nov 16 2017 15:34:54 %S A007216 1,0,4,0,16,24,122,348,1266,4464,16394,57932,215916,828348 %N A007216 Low temperature antiferromagnetic susceptibility for diamond. %D A007216 C. Domb, Ising model, in Phase Transitions and Critical Phenomena, vol. 3, ed. C. Domb and M. S. Green, Academic Press, 1974; p. 421. %D A007216 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A007216 C. Domb, <a href="/A007239/a007239.pdf">Ising model</a>, Phase Transitions and Critical Phenomena 3 (1974), 257, 380-381, 384-387, 390-391, 412-423. (Annotated scanned copy) %Y A007216 Cf. A003195. %K A007216 nonn,more %O A007216 0,3 %A A007216 _Simon Plouffe_