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 A347701 #11 Jun 11 2022 11:42:35 %S A347701 2,4,14,32,60 %N A347701 Rightmost diagonal of A347700. %H A347701 H. Sharp, Jr., <a href="https://doi.org/10.1016/0012-365X(73)90081-2">Enumeration of vacuously transitive relations</a>, Discrete Math. 4 (1973), 185-196. %Y A347701 Cf. A003041, A347700. %K A347701 nonn,more %O A347701 1,1 %A A347701 _N. J. A. Sloane_, Oct 13 2021