%I

%S 1,2,4,8,19,52,194,1016,7982,87835,1228751,19909759

%N Partial sums of A005470.

%F a(n) = Sum_{i=0..n} A005470(i).

%Y Cf. A005470.

%K hard,nonn

%O 0,2

%A _Jonathan Vos Post_, Feb 16 2010