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 A348814 #5 Nov 01 2021 22:30:38 %S A348814 0,1,4,126,9367,1120780,189565588,43154533233,12735808866899, %T A348814 4732638168795171,2163220895025390670,1193176166690983987122, %U A348814 781607533669746761791541 %N A348814 a(n) = number of loopless diagrams by number of K_3 up to rotational symmetry. %H A348814 Evgeniy Krasko, Igor Labutin, and Alexander Omelchenko, <a href="https://arxiv.org/abs/1709.03218">Enumeration of Labelled and Unlabelled Hamiltonian Cycles in Complete k-partite Graphs</a>, arXiv:1709.03218 [math.CO], 2017. See Appendix Table 2. %Y A348814 Cf. A190826, A292409, A348813; A007474, A348816, A348819, A348822. %K A348814 nonn,more %O A348814 1,3 %A A348814 _Michael De Vlieger_, Nov 01 2021