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 A105689 #14 Dec 13 2019 09:58:42 %S A105689 1,1,1,2,2,3,4,1,11,16,19,19,66,35,28 %N A105689 Number of codes having highest minimal Euclidean norm of any Type 4^Z self-dual code of length n over Z/4Z. %C A105689 There are two versions of this sequence, this and A111263. I am not sure which is correct. %H A105689 S. T. Dougherty, M. Harada and P. Solé, <a href="http://academic.uofs.edu/faculty/Doughertys1/publ.htm">Shadow Codes over Z_4</a>, Finite Fields Applic., 7 (2001), 507-529. %H A105689 P. Gaborit, <a href="http://www.unilim.fr/pages_perso/philippe.gaborit/SD/">Tables of Self-Dual Codes</a> %H A105689 W. C. Huffman, <a href="https://doi.org/10.1016/j.ffa.2005.05.012">On the classification and enumeration of self-dual codes</a>, Finite Fields Applic., 11 (2005), 451-490. %H A105689 G. Nebe, E. M. Rains and N. J. A. Sloane, <a href="http://neilsloane.com/doc/cliff2.html">Self-Dual Codes and Invariant Theory</a>, Springer, Berlin, 2006. %H A105689 E. M. Rains and N. J. A. Sloane, Self-dual codes, pp. 177-294 of Handbook of Coding Theory, Elsevier, 1998; (<a href="http://neilsloane.com/doc/self.txt">Abstract</a>, <a href="http://neilsloane.com/doc/self.pdf">pdf</a>, <a href="http://neilsloane.com/doc/self.ps">ps</a>). %Y A105689 Cf. A105674, A105675, A105676, A105677, A105678, A016729, A066016, A105681, A105682. %Y A105689 Cf. A105682 for minimal distance. See also A066012-A066017. %K A105689 nonn,more %O A105689 1,4 %A A105689 _N. J. A. Sloane_, Dec 12 2001