Row sums of A352369.

Terms

a(0) =1a(1) =1a(2) =3a(3) =13a(4) =69a(5) =431a(6) =3103a(7) =25271a(8) =228945a(9) =2276803a(10) =24605811a(11) =286742831a(12) =3580459501a(13) =47647919385a(14) =672666093583