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

A207760

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

Terms

    a(0) =19a(1) =361a(2) =1095a(3) =4018a(4) =16920a(5) =56651a(6) =178627a(7) =581166a(8) =1838374a(9) =5659448a(10) =17426525a(11) =53447015a(12) =162579914a(13) =493375310a(14) =1495959569a(15) =4527344211a(16) =13690772759a(17) =41408994328a(18) =125273246604a(19) =379174015659

External references