%I #10 Oct 02 2017 09:59:27
%S 30,1017,1417992
%N Number of (undirected) paths in the n-Apollonian network.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/ApollonianNetwork.html">Apollonian Network</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/GraphPath.html">Graph Path</a>
%Y Cf. A027610, A289022, A289722, A291773, A289021, A292429, A289521, A192792, A193128.
%K nonn,more,bref
%O 1,1
%A _Eric W. Weisstein_, Sep 07 2017