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 A151826 #4 Dec 04 2013 14:01:11
%S A151826 0,0,0,1,1,4,11,69,576,11200,467513
%N A151826 Number of indecomposable self-dual additive codes of length n over GF(4) with minimal distance 3.
%H A151826 Lars Eirik Danielsen and Matthew G. Parker, <a href="http://arxiv.org/abs/cs/0504102">Spectral Orbits and Peak-to-Average Power Ratio of Boolean Functions with respect to the {I,H,N}^n Transform</a>, (2005), arxiv:cs/0504102. In Sequences and Their Applications-SETA 2004, Lecture Notes in Computer Science, Volume 3486/2005, Springer-Verlag.
%Y A151826 Cf. A151825, A151827, A090899.
%K A151826 nonn
%O A151826 2,6
%A A151826 _N. J. A. Sloane_, Jul 12 2009