%I #9 Jun 18 2022 09:50:51
%S 56,4257210276
%N Number of (undirected) paths in the n-Sierpiński carpet graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/GraphPath.html">Graph Path</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/SierpinskiCarpetGraph.html">Sierpinski Carpet Graph</a>
%K nonn,bref,hard,more
%O 1,1
%A _Eric W. Weisstein_, May 06 2019