cp's OEIS Frontend

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.

A348638 Minimal order of a graph containing as induced subgraphs isomorphic copies of all trees on n unlabeled nodes.

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%I A348638 #42 Jan 20 2023 18:05:33
%S A348638 1,2,3,5,7,9,11,13
%N A348638 Minimal order of a graph containing as induced subgraphs isomorphic copies of all trees on n unlabeled nodes.
%C A348638 a(n) is the minimal order of an induced universal graph for the family of trees on n vertices.
%C A348638 a(9) <= 15 and a(10) <= 18 (Trimble, 2021).
%H A348638 James Trimble, <a href="https://arxiv.org/abs/2109.00075">Induced universal graphs for families of small graphs</a>, arXiv:2109.00075 [math.CO], 2021.
%H A348638 James Trimble, <a href="http://dx.doi.org/10.5525/gla.thesis.83350">Partitioning algorithms for induced subgraph problems</a>, Ph.D. Thesis, Univ. of Glasgow (Scotland, 2023), 134.
%Y A348638 Cf. A004401, A097911.
%K A348638 nonn,more
%O A348638 1,2
%A A348638 _James Trimble_, Nov 09 2021