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 A338414 #15 Nov 07 2020 22:06:52 %S A338414 1,0,15,80,493,5730,45790,501690,5747805,66738169,884847355, %T A338414 12032825028,174686734180,2698980641742,43470161714616, %U A338414 739558796434277,13161203468888236,244555222834161480 %N A338414 Number of labeled 3-connected graphs with n edges. %C A338414 The initial terms of this sequence were computed from A123542. %C A338414 The smallest 3-connected graph is the complete graph on 4 vertices which has 6 edges. %Y A338414 Cf. A005644, A007100, A123542, A322139, A338511. %K A338414 nonn,more %O A338414 6,3 %A A338414 _Andrew Howroyd_, Nov 07 2020