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A237789 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1

%I

%S 108626,5195344,256311790,12795841200,635807130472,31548627779530,

%T 1566949786889880,77875021827170574,3868675262695142732,

%U 192157134168657424490,9545741883703330772072,474231874889121097925970

%N Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one

%C Column 4 of A237791

%H R. H. Hardin, <a href="/A237789/b237789.txt">Table of n, a(n) for n = 1..79</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 13 2014

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Last modified February 8 14:40 EST 2023. Contains 360146 sequences. (Running on oeis4.)