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 A090384 #9 Nov 11 2024 09:01:11 %S A090384 4,7,10,13,14,13,16,17,20,19,20 %N A090384 Maximal number of vertices of polytope P_T associated with any binary tree having 2n+1 nodes. %H A090384 N. Eriksson, <a href="https://arxiv.org/abs/math/0401175">Toric ideals of homogeneous phylogenetic models</a>, arXiv:math/0401175 [math.CO], 2004. %Y A090384 Cf. A090381, A090382, A090383, A090385. %K A090384 nonn,more %O A090384 1,1 %A A090384 _N. J. A. Sloane_, Jan 30 2004