1070030domain: NAppears in sequencesNumber of nX5 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 0 and 1 1 1 vertically.at n=7A207892G.f. A(x) satisfies: A(x^3*R(x)) = x^4 - x^5 where A(R(x)) = x.at n=13A350434