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

A233353

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

Terms

    a(0) =80a(1) =464a(2) =556a(3) =2164a(4) =11562a(5) =3362a(6) =8538a(7) =190529a(8) =256099a(9) =18445a(10) =29595a(11) =2607957a(12) =15632055a(13) =5139176a(14) =94060a(15) =92282a(16) =30702571a(17) =792134993a(18) =1176261450a(19) =95102518a(20) =454538a(21) =263644a(22) =318690200a(23) =34363298528a(24) =225502088136a(25) =81564498707a(26) =1651408189

External references