Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
%I #9 Aug 30 2022 02:14:41
%S 1,7,568,9768956627
%N Number of (non-null) connected induced subgraphs in the n-odd graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/ConnectedGraph.html">Connected Graph</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/OddGraph.html">Odd Graph</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Vertex-InducedSubgraph.html">Vertex-Induced Subgraph</a>
%K nonn,more
%O 1,2
%A _Eric W. Weisstein_, Jun 08 2019
%E a(4) from _Pontus von Brömssen_, Aug 29 2022