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

A232763

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

Terms

    a(0) =86a(1) =561a(2) =561a(3) =2834a(4) =14178a(5) =2834a(6) =11863a(7) =272646a(8) =272646a(9) =11863a(10) =42958a(11) =4107458a(12) =21416968a(13) =4107458a(14) =42958a(15) =138943a(16) =50948495a(17) =1310062990a(18) =1310062990a(19) =50948495a(20) =138943a(21) =407544a(22) =542603388a(23) =64405241459a(24) =337676326496a(25) =64405241459a(26) =542603388

External references