T(n,k)=Number of nXk 0..2 arrays with no element less than a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors.

A231753

T(n,k)=Number of nXk 0..2 arrays with no element less than a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors.

Terms

    a(0) =3a(1) =3a(2) =3a(3) =9a(4) =15a(5) =9a(6) =22a(7) =51a(8) =51a(9) =22a(10) =51a(11) =186a(12) =589a(13) =186a(14) =51a(15) =121a(16) =687a(17) =5106a(18) =5106a(19) =687a(20) =121a(21) =292a(22) =2485a(23) =41288a(24) =101517a(25) =41288a(26) =2485a(27) =292a(28) =704a(29) =9068

External references