T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

A303040

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =2a(2) =2a(3) =3a(4) =3a(5) =4a(6) =5a(7) =11a(8) =6a(9) =8a(10) =8a(11) =21a(12) =14a(13) =10a(14) =16a(15) =13a(16) =31a(17) =28a(18) =35a(19) =21a(20) =32a(21) =21a(22) =113a(23) =56a(24) =74a(25) =71a(26) =42a(27) =64a(28) =34a(29) =363

External references