T(n,k)=Number of nXk 0..3 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally.

A201836

T(n,k)=Number of nXk 0..3 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally.

Terms

    a(0) =4a(1) =10a(2) =10a(3) =23a(4) =50a(5) =23a(6) =51a(7) =212a(8) =212a(9) =51a(10) =110a(11) =823a(12) =1629a(13) =823a(14) =110a(15) =233a(16) =3030a(17) =11180a(18) =11180a(19) =3030a(20) =233a(21) =488a(22) =10777a(23) =71501a(24) =135236a(25) =71501a(26) =10777a(27) =488a(28) =1013a(29) =37530

External references