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A300358 Array read by antidiagonals: T(m,n) = total domination number of the grid graph P_m X P_n.

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%I A300358 #27 Feb 16 2025 08:33:53
%S A300358 1,2,2,2,2,2,2,2,2,2,3,4,3,4,3,4,4,4,4,4,4,4,4,5,6,5,4,4,4,6,6,8,8,6,
%T A300358 6,4,5,6,7,8,9,8,7,6,5,6,6,8,10,10,10,10,8,6,6,6,8,9,12,12,12,12,12,9,
%U A300358 8,6,6,8,10,12,14,14,14,14,12,10,8,6,7,8,11,14,15,16,15,16,15,14,11,8,7
%N A300358 Array read by antidiagonals: T(m,n) = total domination number of the grid graph P_m X P_n.
%H A300358 Andrew Howroyd, <a href="/A300358/b300358.txt">Table of n, a(n) for n = 1..435</a> (first 29 antidiagonals)
%H A300358 Alexandre Talon, <a href="https://arxiv.org/abs/2002.11615">Intensive use of computing resources for dominations in grids and other combinatorial problems</a>, arXiv:2002.11615 [cs.DM], 2020. See Sec. 2.3.2.
%H A300358 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GridGraph.html">Grid Graph</a>
%H A300358 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/TotalDominationNumber.html">Total Domination Number</a>
%e A300358 Table begins:
%e A300358 =======================================================
%e A300358 m\n| 1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16
%e A300358 ---+---------------------------------------------------
%e A300358 1  | 1  2  2  2  3  4  4  4  5  6  6  6  7  8  8  8 ...
%e A300358 2  | 2  2  2  4  4  4  6  6  6  8  8  8 10 10 10 12 ...
%e A300358 3  | 2  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 ...
%e A300358 4  | 2  4  4  6  8  8 10 12 12 14 14 16 18 18 20 20 ...
%e A300358 5  | 3  4  5  8  9 10 12 14 15 16 18 20 21 22 24 26 ...
%e A300358 6  | 4  4  6  8 10 12 14 16 18 20 20 24 24 26 28 30 ...
%e A300358 7  | 4  6  7 10 12 14 15 18 20 22 24 26 27 30 32 34 ...
%e A300358 8  | 4  6  8 12 14 16 18 20 22 24 28 30 32 34 36 38 ...
%e A300358 9  | 5  6  9 12 15 18 20 22 25 28 30 32 35 38 40 42 ...
%e A300358 ...
%Y A300358 Rows 1..2 are A004524(n+2), A302402.
%Y A300358 Main diagonal is A302488.
%Y A300358 Cf. A303111, A303118, A303293.
%K A300358 nonn,tabl
%O A300358 1,2
%A A300358 _Andrew Howroyd_, Apr 20 2018