T(n,k)=Number of nXk 0..3 arrays with the counts of all possible adjacent horizontal and vertical pair sum values being within one of each other.

A203252

T(n,k)=Number of nXk 0..3 arrays with the counts of all possible adjacent horizontal and vertical pair sum values being within one of each other.

Terms

    a(0) =4a(1) =16a(2) =16a(3) =48a(4) =88a(5) =48a(6) =116a(7) =12a(8) =12a(9) =116a(10) =220a(11) =776a(12) =680a(13) =776a(14) =220a(15) =288a(16) =760a(17) =18440a(18) =18440a(19) =760a(20) =288a(21) =232a(22) =16104a(23) =62512a(24) =753168a(25) =62512a(26) =16104a(27) =232a(28) =96a(29) =120260

External references