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 A034237 #12 Jul 08 2025 20:12:10 %S A034237 1,1,6,57,2309,292103,90647411,37593032352,16429342163157, %T A034237 6925787777638463,2729333815881686935,995740669987430403414, %U A034237 335945077218184962957540,105067580130605231781256012 %N A034237 Number of quaternary codes of length 6 with n words. %C A034237 a(4096)=1 is the last term. - _Sean A. Irvine_, Aug 08 2020 %H A034237 H. Fripertinger, <a href="http://www.mathe2.uni-bayreuth.de/frib/codes/tables.html">Isometry Classes of Codes</a> %H A034237 H. Fripertinger, <a href="https://doi.org/10.1023/A:1008248618779">Enumeration, construction and random generation of block codes</a>, Designs, Codes, Crypt., 14 (1998), 213-219. %Y A034237 Cf. A034188-. %K A034237 nonn,fini %O A034237 0,3 %A A034237 _N. J. A. Sloane_