Row sums of A339033.

Terms

a(0) =1a(1) =1a(2) =4a(3) =11a(4) =35a(5) =147a(6) =805a(7) =5399a(8) =42273a(9) =375787a(10) =3728261a(11) =40788255a(12) =487539769a(13) =6319430483a(14) =88272658797