Row sums of A352366.

Terms

a(0) =1a(1) =1a(2) =2a(3) =6a(4) =23a(5) =105a(6) =552a(7) =3276a(8) =21632a(9) =157058a(10) =1241542a(11) =10599358a(12) =97078720a(13) =948631866a(14) =9844060930a(15) =108045790170