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A237146 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the lower median of every 2X2 subblock equal 1

%I #4 Feb 04 2014 05:25:16

%S 48672,2463178,111073520,5913259332,302134028828,16186017177324,

%T 852855235631188,45740175930381952,2435373942805101240,

%U 130662675842086109180,6987448307541166931750,375030131750877583437940

%N Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the lower median of every 2X2 subblock equal

%C Column 4 of A237150

%H R. H. Hardin, <a href="/A237146/b237146.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 04 2014

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Last modified June 23 00:47 EDT 2024. Contains 373629 sequences. (Running on oeis4.)