%I #9 Feb 16 2025 08:34:00
%S 2,4,16,120,928,8232,106616
%N Number of graceful labelings of the n-centipede graph.
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/CentipedeGraph.html">Centipede Graph</a>
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GracefulLabeling.html">Graceful Labeling</a>
%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Graceful_labeling">Graceful labeling</a>
%K nonn,more,changed
%O 1,1
%A _Eric W. Weisstein_, Apr 24 2020
%E a(7) from _Pontus von Brömssen_, Aug 06 2020