Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 1 1 vertically.

A207931

Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 0 and 1 1 1 vertically.

Terms

    a(0) =16a(1) =256a(2) =704a(3) =1936a(4) =7744a(5) =30976a(6) =111584a(7) =401956a(8) =1513992a(9) =5702544a(10) =20899776a(11) =76597504a(12) =286890560a(13) =1074528400a(14) =3949990000a(15) =14520250000a(16) =54270790000a(17) =202842144400a(18) =746941718600

External references