The OEIS is supported by the many generous donors to the OEIS Foundation.
%I #4 Sep 25 2025 11:53:28
%S 2,4,15,181,20005
%N Number of mutual-visibility sets in the n-hypercube graph.
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/HypercubeGraph.html">Hypercube Graph</a>.
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/VisibilityPolynomial.html">Visibility Polynomial</a>.
%K nonn,more
%O 0,1
%A _Eric W. Weisstein_, Sep 25 2025