%I #4 Dec 19 2015 11:15:38
%S 1,1,30,7,1,26,59,45,64,186,295,506,885,1725,3265,5893,10108,19684,
%T 36250,64589,121581,227175,416368,772126,1440512,2674555,4977901,
%U 9315535,17396488,32509051,61052607,114584666,215397646,406200423,766485477
%N Number of 5Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors not equal to itself.
%C Row 5 of A265991.
%H R. H. Hardin, <a href="/A265995/b265995.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=4
%e ..1..3..1..1....1..2..2..1....1..2..2..1....1..3..1..1....1..3..1..1
%e ..1..1..4..2....1..1..1..1....1..1..1..1....1..1..4..2....1..1..3..2
%e ..1..3..3..1....1..4..3..1....1..3..3..1....1..3..3..1....1..3..4..1
%e ..2..4..1..1....2..3..1..1....2..4..1..1....1..1..1..1....1..1..1..1
%e ..1..1..3..1....1..1..3..1....1..1..3..1....1..2..2..1....1..2..2..1
%Y Cf. A265991.
%K nonn
%O 1,3
%A _R. H. Hardin_, Dec 19 2015
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