Row sums of A319935.

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =36a(5) =192a(6) =904a(7) =3712a(8) =14032a(9) =51722a(10) =194536a(11) =760168a(12) =3057432a(13) =12419136a(14) =50280624a(15) =202174720a(16) =809484496a(17) =3241156320a(18) =13015284868a(19) =52449925944a(20) =211924584048a(21) =857458176592