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 A368480 #8 Jan 20 2024 09:43:59 %S A368480 1,2,2187 %N A368480 Orders k such that there exists a group of order k with automorphism group of odd order. %H A368480 Peter Hegarty and Desmond MacHale, <a href="https://doi.org/10.1515/jgt.2009.043">Minimal Odd Order Automorphism Groups</a>, Journal of Group Theory, 13 (2009), 243-255; arXiv:<a href="https://arxiv.org/abs/0905.0993">0905.0993</a> [math.GR], 2009. %e A368480 a(1)=1 since the trivial group has automorphism group of order 1. a(2)=2 since C_2 has automorphism group of order 1. %Y A368480 Cf. A340521, A365179. %K A368480 nonn,bref,more,hard %O A368480 1,2 %A A368480 _Robin Jones_, Dec 26 2023