%I #4 Dec 08 2014 20:07:16
%S 6144,14908,44504,149364,541656,1765074,6446816,24880436,90369250,
%T 354040208,1437800720,5668460910,23255195002,97097665658,400041205158,
%U 1677704911872,7090646094602,29794962043796,126115432891882
%N Number of (n+2)X(4+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 2 3 6 or 7
%C Column 4 of A251791
%H R. H. Hardin, <a href="/A251787/b251787.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=4
%e ..0..1..0..0..0..0....2..1..1..2..2..1....0..0..0..0..0..0....0..2..2..0..3..1
%e ..0..0..0..1..0..0....0..0..0..0..0..1....0..0..0..0..0..0....1..0..3..1..0..3
%e ..1..0..0..0..0..0....3..3..3..3..3..2....0..1..0..0..0..1....3..2..0..3..2..0
%e ..0..0..0..0..0..0....1..2..2..1..2..2....0..0..0..1..0..0....0..3..1..0..3..2
%e ..0..1..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0....1..0..3..2..0..3
%e ..0..0..0..0..0..1....3..3..3..3..3..3....0..0..0..0..1..0....3..2..0..3..2..0
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 08 2014