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 A101460 #6 Oct 24 2019 14:34:22 %S A101460 1,2,4,32,467,15726,1283648,266995482,145658273814,212067643326874, %T A101460 834200554714504905,8952922576975709358534, %U A101460 264287923205519914989471726,21606715274151098406493353524694,4921011141817073607674347572008576367 %N A101460 Number of connected antisymmetric relations on n unlabeled nodes. %H A101460 Andrew Howroyd, <a href="/A101460/b101460.txt">Table of n, a(n) for n = 0..50</a> %F A101460 Inverse Euler transform of A083670. - _Andrew Howroyd_, Oct 24 2019 %Y A101460 Cf. A083670, A086345, A001174. %K A101460 nonn %O A101460 0,2 %A A101460 _Vladeta Jovovic_, Jan 20 2005