T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 3 or 4.

A252075

T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 3 or 4.

Terms

    a(0) =92a(1) =105a(2) =105a(3) =183a(4) =152a(5) =183a(6) =375a(7) =419a(8) =419a(9) =375a(10) =767a(11) =1135a(12) =1497a(13) =1135a(14) =767a(15) =1573a(16) =3029a(17) =5085a(18) =5085a(19) =3029a(20) =1573a(21) =3279a(22) =8352a(23) =17455a(24) =21862a(25) =17455a(26) =8352a(27) =3279a(28) =6994a(29) =23091

External references