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A232794 Number of (n+1)X(5+1) 0..1 arrays x(i,j) with row sums sum{j^4*x(i,j), j=1..5+1} nondecreasing, and column sums sum{i^4*x(i,j), i=1..n+1} nondecreasing 0

%I #3 Nov 30 2013 09:44:34

%S 63,785,11819,183010,2625117,33345183,349972980,3057451085,

%T 22080850326,139531590875,818003026378,4658375285751

%N Number of (n+1)X(5+1) 0..1 arrays x(i,j) with row sums sum{j^4*x(i,j), j=1..5+1} nondecreasing, and column sums sum{i^4*x(i,j), i=1..n+1} nondecreasing

%C Column 5 of A232797

%e Some solutions for n=4

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 30 2013

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)