T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than two of its horizontal, vertical and antidiagonal neighbors.

A283282

T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than two of its horizontal, vertical and antidiagonal neighbors.

Terms

    a(0) =2a(1) =4a(2) =4a(3) =8a(4) =15a(5) =8a(6) =16a(7) =50a(8) =50a(9) =16a(10) =32a(11) =176a(12) =287a(13) =176a(14) =32a(15) =64a(16) =614a(17) =1725a(18) =1725a(19) =614a(20) =64a(21) =128a(22) =2141a(23) =10299a(24) =18320a(25) =10299a(26) =2141a(27) =128a(28) =256a(29) =7472

External references