Row sums of triangle A124834.

Terms

a(0) =1a(1) =2a(2) =4a(3) =9a(4) =25a(5) =91a(6) =444a(7) =2920a(8) =25996a(9) =314752a(10) =5201874a(11) =117719942a(12) =3658433597a(13) =156505343943