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A237209 Number of (n+1)X(6+1) 0..3 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal 1

%I #4 Feb 05 2014 05:21:47

%S 581660,31758656,1448414238,89734494932,4937949728725,316488296606660,

%T 18626989825961382,1223575898046133510,74470416745873430410,

%U 4982064575627911752987,309072249721839616418654

%N Number of (n+1)X(6+1) 0..3 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal

%C Column 6 of A237211

%H R. H. Hardin, <a href="/A237209/b237209.txt">Table of n, a(n) for n = 1..21</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 05 2014

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Last modified March 28 09:03 EDT 2024. Contains 371239 sequences. (Running on oeis4.)