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

A232785

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

Terms

    a(0) =112a(1) =1169a(2) =9819a(3) =65492a(4) =373614a(5) =1844746a(6) =8112547a(7) =32677547a(8) =121501353a(9) =420214245a(10) =1363008851a(11) =4172832963a(12) =12132314728a(13) =33690630877a(14) =89752858929a(15) =230127202027

External references