Row sums of A179318.

Terms

a(0) =1a(1) =2a(2) =4a(3) =10a(4) =26a(5) =78a(6) =236a(7) =770a(8) =2520a(9) =8606a(10) =29364a(11) =103302a(12) =362226a(13) =1298882a(14) =4645670a(15) =16897224a(16) =61296686a(17) =225457006a(18) =826950080a(19) =3067763394a(20) =11353597198a(21) =42414220022a(22) =158095481910a(23) =594108418428