%I #9 Nov 24 2020 01:45:38
%S 1,4,96,12256,32132352,392007078912,229067542255136768,
%T 567590310776091831336960
%N Number of (undirected) Hamiltonian paths in the n X n white bishop graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/BishopGraph.html">Bishop Graph</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/HamiltonianPath.html">Hamiltonian Path</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/WhiteBishopGraph.html">White Bishop Graph</a>
%F a(n) = A234637(n)/2.
%Y Cf. A234637, A307934.
%K nonn,hard,more
%O 2,2
%A _Eric W. Weisstein_, May 14 2019
%E Offset corrected by _Pontus von Brömssen_, Nov 22 2020