T(n,k) = Number of (n+1) X (k+1) binary arrays with no 2 X 2 subblock sum equal to any horizontal or vertical neighbor 2 X 2 subblock sum.

A185798

T(n,k) = Number of (n+1) X (k+1) binary arrays with no 2 X 2 subblock sum equal to any horizontal or vertical neighbor 2 X 2 subblock sum.

Terms

    a(0) =16a(1) =40a(2) =40a(3) =100a(4) =96a(5) =100a(6) =260a(7) =224a(8) =224a(9) =260a(10) =676a(11) =576a(12) =510a(13) =576a(14) =676a(15) =1716a(16) =1408a(17) =1336a(18) =1336a(19) =1408a(20) =1716a(21) =4356a(22) =3456a(23) =3196a(24) =3756a(25) =3196a(26) =3456a(27) =4356a(28) =11220a(29) =8320

External references