A014172 - OEIS

%I #6 Mar 30 2012 16:45:57

%S 1,3,7,14,27,51,95,179,340,649,1243,2407,4691,9175,17982,35287,69588,

%T 137596,272448,539868,1070224,2122129,4217132,8389833,16700934,

%U 33255128,66228664,131908316

%N Apply partial sum operator twice to Stern's sequence.

%H <a href="/index/St#Stern">Index entries for sequences related to Stern's sequences</a>

%Y Cf. A005230.

%K nonn

%O 0,2

%A _N. J. A. Sloane_.