Number of nX6 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 and 1 0 1 vertically.

A207465

Number of nX6 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 and 1 0 1 vertically.

Terms

    a(0) =18a(1) =324a(2) =1504a(3) =11760a(4) =71928a(5) =491948a(6) =3205650a(7) =21396734a(8) =141284580a(9) =937096086a(10) =6200491878a(11) =41068721206a(12) =271907375738

External references