T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 3 neighboring 1s.

A297519

T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 3 neighboring 1s.

Terms

    a(0) =1a(1) =2a(2) =1a(3) =3a(4) =5a(5) =1a(6) =4a(7) =17a(8) =11a(9) =1a(10) =6a(11) =33a(12) =49a(13) =24a(14) =1a(15) =9a(16) =65a(17) =128a(18) =177a(19) =55a(20) =1a(21) =13a(22) =193a(23) =363a(24) =624a(25) =727a(26) =123a(27) =1a(28) =19a(29) =529

External references