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 A034207 #7 Jul 08 2025 20:08:23 %S A034207 0,0,0,19,65664,73500514,37504171766,12562875567065,3267743403989063, %T A034207 716661691995997667,138409456269288832810,24126483152959778734211, %U A034207 3853212295470158037255129 %N A034207 Number of binary codes (not necessarily linear) of length n with 12 words. %D A034207 H. Fripertinger, Enumeration, construction and random generation of block codes, Designs, Codes, Crypt., 14 (1998), 213-219. %H A034207 H. Fripertinger, <a href="http://www.mathe2.uni-bayreuth.de/frib/codes/tables.html">Isometry Classes of Codes</a> %Y A034207 Cf. A034188-. %K A034207 nonn %O A034207 1,4 %A A034207 _N. J. A. Sloane_