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 A034209 #7 Jul 08 2025 20:08:38 %S A034209 0,0,0,4,133576,1052201890,2712509085687,4038807303045625, %T A034209 4413401558241969897,3958951571937696919325,3086290263475796210940632, %U A034209 2157012446699893052415292765 %N A034209 Number of binary codes (not necessarily linear) of length n with 14 words. %D A034209 H. Fripertinger, Enumeration, construction and random generation of block codes, Designs, Codes, Crypt., 14 (1998), 213-219. %H A034209 H. Fripertinger, <a href="http://www.mathe2.uni-bayreuth.de/frib/codes/tables.html">Isometry Classes of Codes</a> %Y A034209 Cf. A034188-. %K A034209 nonn %O A034209 1,4 %A A034209 _N. J. A. Sloane_