Row sums of triangle A137710.

Terms

a(0) =1a(1) =3a(2) =6a(3) =12a(4) =23a(5) =46a(6) =91a(7) =182a(8) =364a(9) =728a(10) =1456a(11) =2913a(12) =5826a(13) =11652a(14) =23305a(15) =46610a(16) =93220a(17) =186440a(18) =372880a(19) =745760a(20) =1491520a(21) =2983039a(22) =5966078a(23) =11932156a(24) =23864312a(25) =47728623a(26) =95457246a(27) =190914492a(28) =381828984a(29) =763657968