%I #19 Feb 16 2025 08:33:44
%S 0,2,40,1564,497400,1187052462
%N Number of (undirected) paths in n X n bishop graph.
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/BishopGraph.html">Bishop Graph</a>
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GraphPath.html">Graph Path</a>
%F a(n) = A291997(n) + A291999(n). - _Pontus von Brömssen_, Nov 22 2020
%Y Cf. A291997, A291999.
%K nonn,more,changed
%O 1,2
%A _Eric W. Weisstein_, Jun 15 2017
%E a(6) from _Eric W. Weisstein_, May 06 2019