%I #4 Dec 17 2014 09:44:11
%S 2205,21544,21544,224346,437023,224346,2302050,9807871,9807871,
%T 2302050,23364738,203636149,454970982,203636149,23364738,237415904,
%U 4246242886,19516646285,19516646285,4246242886,237415904,2418956843,89843675557
%N T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum less than 4
%C Table starts
%C ......2205.......21544.........224346...........2302050............23364738
%C .....21544......437023........9807871.........203636149..........4246242886
%C ....224346.....9807871......454970982.......19516646285........851022689884
%C ...2302050...203636149....19516646285.....1721897188968.....153561179184793
%C ..23364738..4246242886...851022689884...153561179184793...28203141901710764
%C .237415904.89843675557.37408598546844.13852142421855853.5252935058161288682
%H R. H. Hardin, <a href="/A252397/b252397.txt">Table of n, a(n) for n = 1..60</a>
%F Empirical for column k:
%F k=1: [linear recurrence of order 39] for n>45
%e Some solutions for n=1 k=4
%e ..0..0..1..0..1..0....0..0..1..1..0..2....0..0..1..0..2..1....0..0..1..1..0..0
%e ..0..1..1..1..1..1....0..0..0..1..0..1....0..0..0..1..0..0....0..1..1..0..0..0
%e ..0..1..1..1..0..1....0..1..0..0..0..0....0..2..0..0..1..1....0..0..1..0..0..2
%K nonn,tabl
%O 1,1
%A _R. H. Hardin_, Dec 17 2014
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