Row sums of triangle A035529.

Terms

a(0) =1a(1) =7a(2) =55a(3) =454a(4) =3850a(5) =33202a(6) =289606a(7) =2546773a(8) =22532905a(9) =200301403a(10) =1787165647a(11) =15993710992a(12) =143484404584