T(n,k)=Number of nXk 0..2 arrays with no element equal to the average of its horizontal and vertical neighbors.

A197442

T(n,k)=Number of nXk 0..2 arrays with no element equal to the average of its horizontal and vertical neighbors.

Terms

    a(0) =3a(1) =6a(2) =6a(3) =10a(4) =34a(5) =10a(6) =28a(7) =246a(8) =246a(9) =28a(10) =66a(11) =1736a(12) =5032a(13) =1736a(14) =66a(15) =164a(16) =12450a(17) =98356a(18) =98356a(19) =12450a(20) =164a(21) =400a(22) =89528a(23) =1933358a(24) =5184780a(25) =1933358a(26) =89528a(27) =400a(28) =982a(29) =644328

External references