T(n,k)=Number of nXk 0..2 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally.

A201155

T(n,k)=Number of nXk 0..2 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally.

Terms

    a(0) =3a(1) =6a(2) =6a(3) =11a(4) =20a(5) =11a(6) =19a(7) =56a(8) =56a(9) =19a(10) =32a(11) =140a(12) =235a(13) =140a(14) =32a(15) =53a(16) =330a(17) =860a(18) =860a(19) =330a(20) =53a(21) =87a(22) =745a(23) =2910a(24) =4572a(25) =2910a(26) =745a(27) =87a(28) =142a(29) =1634

External references