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%I #7 Dec 06 2015 13:53:50
%S 12,1958,959210,361386063,112968132978,64809856589464,
%T 84621589234807688,151566698900534826760,51034597005422474477477,
%U 43886125769636224451861515,48797277198847867243368441426
%N Number of nX5 0..n*5-1 arrays with upper left zero and lower right n*5-1 and each element differing from its horizontal and vertical neighbors by a power of three.
%C Column 5 of A265218.
%H R. H. Hardin, <a href="/A265216/b265216.txt">Table of n, a(n) for n = 1..36</a>
%e Some solutions for n=2
%e ..0..1..2..3..6....0..9..0..9..8....0..3..2..1..0....0..9..8..5..8
%e ..3..4..3..0..9....9..8..9..8..9....3..0..1..0..9....9..6..5..6..9
%Y Cf. A265218.
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 05 2015
%E Extend b-file from 20 to 36, _R. H. Hardin_, Dec 06 2015