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A237145 Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the lower median of every 2X2 subblock equal 1

%I #4 Feb 04 2014 05:24:36

%S 8128,197724,4365504,111073520,2747051348,70822934950,1807884334024,

%T 46865387548176,1210191327968658,31449920757454210,815990979515922042,

%U 21230439990149924342,551985885204085586852,14369480675245313960450

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

%C Column 3 of A237150

%H R. H. Hardin, <a href="/A237145/b237145.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 04 2014

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Last modified April 24 04:14 EDT 2024. Contains 371918 sequences. (Running on oeis4.)