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A232851 Number of (n+1)X(3+1) 0..2 arrays x(i,j) with row sums sum{j^4*x(i,j), j=1..3+1} nondecreasing, and column sums sum{i^4*x(i,j), i=1..n+1} nondecreasing 0

%I

%S 356,10020,250841,5049004,81165760,1100553095,12972830143,

%T 135388726387,1274013956481,10999910504747

%N Number of (n+1)X(3+1) 0..2 arrays x(i,j) with row sums sum{j^4*x(i,j), j=1..3+1} nondecreasing, and column sums sum{i^4*x(i,j), i=1..n+1} nondecreasing

%C Column 3 of A232852

%e Some solutions for n=2

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 01 2013

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Last modified May 28 18:24 EDT 2022. Contains 354122 sequences. (Running on oeis4.)