%I #7 Jan 18 2022 05:46:59
%S 1,3,10,29,1,2,11,46,1,3,12,60,1,4,16,78,1,5,21,103,1,6,27,134,1,7,34,
%T 172,1,8,42,218,1,9,51,273,1,10,61,338,1,11,72,414,1,12,84,502,1,13,
%U 97,603,1,14,111,718,1,15,126,848,1,16,142,994,1,17,159,1157,1,18
%N Number of minimum dominating sets in the grid graph P_3 X P_n.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/GridGraph.html">Grid Graph</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/MinimumDominatingSet.html">Minimum Dominating Set</a>
%F a(n) = 4*a(n-4) - 6*a(n-8) + 4*a(n-12) - a(n-16) for n > 28.
%Y Row 3 of A350820.
%Y Cf. A347633, A347558.
%K nonn
%O 1,2
%A _Andrew Howroyd_, Jan 17 2022