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 A034220 #12 Jul 08 2025 20:10:12 %S A034220 1,1,8,127,10045,3226809,2123742189,1670170058120,1289964348650070, %T A034220 920838234258938763,599346797545763804780,356146243319205483449324, %U A034220 194251772536685406037980410,97833621781412430001564385695 %N A034220 Number of ternary codes of length 8 with n words. %C A034220 a(3^8)=1 is the last term. - _Sean A. Irvine_, Aug 07 2020 %H A034220 H. Fripertinger, <a href="http://www.mathe2.uni-bayreuth.de/frib/codes/tables.html">Isometry Classes of Codes</a> %H A034220 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 A034220 Cf. A034188-. %K A034220 nonn,fini %O A034220 0,3 %A A034220 _N. J. A. Sloane_