Number of n X n binary arrays without the pattern 0 0 1 1 diagonally, vertically or horizontally.

A189152

Number of n X n binary arrays without the pattern 0 0 1 1 diagonally, vertically or horizontally.

Terms

    a(0) =2a(1) =16a(2) =512a(3) =37976a(4) =8210464a(5) =4708773306

External references