T(n,k)=Number of nXk binary arrays with every one adjacent to another one horizontally, diagonally, antidiagonally or vertically.

A202795

T(n,k)=Number of nXk binary arrays with every one adjacent to another one horizontally, diagonally, antidiagonally or vertically.

Terms

    a(0) =1a(1) =2a(2) =2a(3) =4a(4) =12a(5) =4a(6) =7a(7) =50a(8) =50a(9) =7a(10) =12a(11) =188a(12) =398a(13) =188a(14) =12a(15) =21a(16) =724a(17) =3018a(18) =3018a(19) =724a(20) =21a(21) =37a(22) =2820a(23) =23436a(24) =45519a(25) =23436a(26) =2820a(27) =37a(28) =65a(29) =10960

External references