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%I #6 Jul 23 2025 11:08:18
%S 32,1216,38981,1255585,40424861,1302610899,41971040844,1352138182759,
%T 43565815810587,1403705064843757,45228360174728351,
%U 1457291782946371386,46955159811511460603,1512935850829951577045,48748133543911846159969
%N Number of nX7 0..2 arrays with no element equal to a different number of vertical neighbors than horizontal neighbors, with new values 0..2 introduced in row major order.
%C Column 7 of A240893
%H R. H. Hardin, <a href="/A240892/b240892.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..0..1..0..1..2..0..1....0..1..0..1..0..1..2....0..1..0..2..1..2..0
%e ..1..0..1..2..1..1..0....2..2..1..0..1..0..1....1..2..1..0..2..1..1
%e ..0..1..2..0..1..1..2....2..2..0..2..0..1..0....0..1..2..1..0..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Apr 14 2014