Number of n X n 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 1 and 1 0 1 vertically.

A207263

Number of n X n 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 1 and 1 0 1 vertically.

Terms

    a(0) =2a(1) =16a(2) =82a(3) =611a(4) =5904a(5) =45520a(6) =467686a(7) =4556171a(8) =48655983a(9) =567847595a(10) =6351729691a(11) =80023297510

External references