%I #13 Aug 03 2024 17:59:30

%S 1,16,4992,404564

%N Number of ways of placing the maximum number of nonattacking queens on a 4-dimensional chessboard of order n.

%H Tim Kunt, <a href="https://arxiv.org/abs/2406.06260">The n-Queens Problem in Higher Dimensions</a>.

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/MaximumIndependentVertexSet.html">Maximum Independent Vertex Set</a>.

%Y Cf. A000170, A068941, A375103.

%K nonn,hard,more

%O 1,2

%A _Tim Kunt_, Jul 30 2024