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 A238102 #7 Feb 25 2014 19:01:35 %S A238102 39,367,1107,8247,19463,97243 %N A238102 Number of canonical generators for Z_4 + Z_n. %H A238102 Bryson W. Finklea, Terri Moore, Vadim Ponomarenko and Zachary J. Turner, <a href="http://dx.doi.org/10.2140/involve.2008.1.159">Invariant polynomials and minimal zero sequences</a>, Involve, 1:2 (2008), pp. 159-165. %Y A238102 Cf. A002956, A082641, A238101, A238100. %K A238102 nonn,more %O A238102 2,1 %A A238102 _N. J. A. Sloane_, Feb 25 2014