%I #7 Aug 17 2023 08:14:54
%S 0,0,27,1575,43155,918225,17780763
%N Number of chordless cycles (of length >=4) in the complement of the n-odd graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/ChordlessCycle.html">Chordless Cycle</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/GraphComplement.html">Graph Complement</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/OddGraph.html">Odd Graph</a>
%K nonn,more
%O 1,3
%A _Eric W. Weisstein_, Aug 15 2023