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A233048 Number of (n+1)X(3+1) 0..2 arrays x(i,j) with row sums sum{j*x(i,j), j=1..3+1} nondecreasing, and column sums sum{i^2*x(i,j), i=1..n+1} nondecreasing 0

%I #3 Dec 03 2013 18:33:12

%S 316,8494,205965,4406966,82425923,1386551033,21335158650,304189186996

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

%C Column 3 of A233049

%e Some solutions for n=2

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 03 2013

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Last modified April 24 16:34 EDT 2024. Contains 371961 sequences. (Running on oeis4.)