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 A034335 #9 Jul 08 2025 20:15:05 %S A034335 0,0,0,0,1,5,17,52,146,388,975,2365 %N A034335 Number of matroids: column 5 of A034328. %D A034335 Computed by Harald Fripertinger (fripert(AT)kfunigraz.ac.at). %H A034335 H. Fripertinger, <a href="http://www.mathe2.uni-bayreuth.de/frib/codes/tables.html">Isometry Classes of Codes</a> %H A034335 <a href="/index/Mat#matroid">Index entries for sequences related to matroids</a> %Y A034335 Cf. A034327-. %K A034335 nonn %O A034335 0,6 %A A034335 _N. J. A. Sloane_