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%I #4 Oct 03 2015 13:16:56
%S 0,0,21952,323944,6854952,178305048,4999029536,141146699520,
%T 3989674803520,110739317322272,3087271127827656,86319234833420472,
%U 2417043704537112896,67688853144047810688,1895586025861761402304
%N Number of (2+3)X(n+3) 0..1 arrays with each row divisible by 9 and column not divisible by 9, read as a binary number with top and left being the most significant bits.
%C Row 2 of A262819.
%H R. H. Hardin, <a href="/A262821/b262821.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..1..1..0..1..1..0....0..0..0..0..0..0....1..0..0..1..0..0....0..1..1..0..1..1
%e ..1..1..0..1..1..0....0..0..1..0..0..1....1..1..1..1..1..1....1..0..0..1..0..0
%e ..0..0..0..0..0..0....1..0..0..1..0..0....1..1..0..1..1..0....1..1..0..1..1..0
%e ..0..0..0..0..0..0....0..1..0..0..1..0....0..1..1..0..1..1....1..1..1..1..1..1
%e ..0..0..1..0..0..1....1..0..0..1..0..0....0..0..0..0..0..0....1..1..1..1..1..1
%Y Cf. A262819.
%K nonn
%O 1,3
%A _R. H. Hardin_, Oct 03 2015