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A235405 Number of (n+1)X(4+1) 0..2 arrays with 2X2 subblock sums lexicographically nondecreasing columnwise and rowwise 1

%I

%S 11100,924132,129700247,12449201480,1195654062204,83013014302681,

%T 5686146367749913,305744449843735640,16310949614471929061,

%U 718975475223542160579,31538321976539008993676,1182029370366724720731365

%N Number of (n+1)X(4+1) 0..2 arrays with 2X2 subblock sums lexicographically nondecreasing columnwise and rowwise

%C Column 4 of A235406

%H R. H. Hardin, <a href="/A235405/b235405.txt">Table of n, a(n) for n = 1..18</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 10 2014

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Last modified October 15 07:56 EDT 2019. Contains 328026 sequences. (Running on oeis4.)