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 A116652 #12 Jul 21 2022 01:26:02 %S A116652 0,1,0,1,5,23,257,1048,27219,137537,2725441,22377824,1221555748, %T A116652 7846888669,406966068706,5178802915485,417065722270965, %U A116652 3785224363874273 %N A116652 Number of connected subgroups of the alternating group A_n. %C A116652 A permutation group is connected if it is not the direct product of smaller permutation groups. %H A116652 N. J. A. Sloane, <a href="/transforms.txt">Transforms</a> %F A116652 Logarithmic transform of A029725. %Y A116652 Labeled version of A116653. %K A116652 nonn,hard %O A116652 0,5 %A A116652 _Christian G. Bower_, Feb 23 2006 %E A116652 a(14)-a(17) from _Vaclav Kotesovec_, Jul 21 2022