T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements.

A251167

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements.

Terms

    a(0) =96a(1) =552a(2) =552a(3) =2658a(4) =5054a(5) =2658a(6) =12001a(7) =32083a(8) =32083a(9) =12001a(10) =55131a(11) =172457a(12) =231618a(13) =172457a(14) =55131a(15) =257417a(16) =966212a(17) =1452052a(18) =1452052a(19) =966212a(20) =257417a(21) =1201970a(22) =5804029a(23) =10194430a(24) =12191612a(25) =10194430a(26) =5804029a(27) =1201970a(28) =5597648a(29) =35120036

External references