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%I #6 Aug 12 2016 06:53:58
%S 1,10,32,236,1238,7968,49214,324152,2143190,14504394,99426578,
%T 689852636,4833447174,34171252034,243350167280,1744518978956,
%U 12578806997916,91164415152504,663757426934364,4852711337116032,35610643603759148
%N Number of 4Xn arrays containing n copies of 0..4-1 with no equal horizontal, vertical or antidiagonal neighbors and new values introduced sequentially from 0.
%C Row 4 of A265373.
%H R. H. Hardin, <a href="/A265374/b265374.txt">Table of n, a(n) for n = 1..41</a>
%e Some solutions for n=4
%e ..0..1..0..2....0..1..2..1....0..1..2..3....0..1..2..0....0..1..2..0
%e ..3..2..1..3....2..0..3..2....2..3..0..2....2..3..1..3....2..3..1..3
%e ..1..0..2..0....3..2..1..3....1..2..3..1....0..2..0..2....0..2..0..2
%e ..2..3..1..3....0..3..0..1....0..1..0..3....3..1..3..1....1..3..1..3
%Y Cf. A265373.
%K nonn
%O 1,2
%A _R. H. Hardin_, Dec 07 2015