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A184070 Number of (n+1)X9 binary arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one 1

%I

%S 160,529,5800,126978,4136338,116690636,2770530466,52431215293,

%T 815858815795,10481797492543,110945811109376,969268941798697,

%U 7097493179383915,43883325663965862,231088111095174435

%N Number of (n+1)X9 binary arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one

%C Column 8 of A184071

%H R. H. Hardin, <a href="/A184070/b184070.txt">Table of n, a(n) for n = 1..60</a>

%e Some solutions for 3X9

%e ..0..0..0..0..1..1..1..1..1....0..0..1..1..1..1..1..1..1

%e ..0..0..1..1..0..0..0..1..1....0..1..0..0..0..0..0..1..1

%e ..0..1..0..1..1..1..1..1..1....0..1..1..1..1..1..1..0..1

%e ...

%e ...0..1..2..2..2..2..3..4.......1..2..2..2..2..2..3..4...

%e ...1..2..3..3..2..2..3..4.......2..3..2..2..2..2..2..3...

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 09 2011

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Last modified January 23 20:39 EST 2021. Contains 340386 sequences. (Running on oeis4.)