Row sums of triangle A127058.

Terms

a(0) =1a(1) =4a(2) =19a(3) =132a(4) =1253a(5) =14808a(6) =206503a(7) =3298552a(8) =59220265a(9) =1179047100a(10) =25767347387a(11) =613141219356