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 A238887 #30 Oct 09 2024 06:24:00 %S A238887 0,1,3,12,63,418,3460,35309,434879,6296319,104601742,1956519181, %T A238887 40622160668,926192254412,22993939511337,617288387438399, %U A238887 17815464892300869,550018928405927892,18086444341575141093,631071177229005331170,23286118567945953909224 %N A238887 Cumulated number of leaves in computations trees induced by process trees of size n. %H A238887 Olivier Bodini, Antoine Genitrini and Frédéric Peschanski, <a href="https://doi.org/10.4230/LIPIcs.FSTTCS.2013.425">The Combinatorics of Non-determinism</a>, In IARCS Annual Conference on Foundations of Software Technology and Theoretical Computer Science (FSTTCS 2013). Leibniz International Proceedings in Informatics (LIPIcs), Volume 24, pp. 425-436, Schloss Dagstuhl - Leibniz-Zentrum für Informatik (2013). %Y A238887 Cf. A007852. %K A238887 nonn %O A238887 0,3 %A A238887 _Antoine Genitrini_, Mar 06 2014