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a(n) = Sum_{i=0..floor(n/2)} T(2i,n-2i), array T as in A049747.
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%I #9 Aug 07 2021 01:12:20

%S 0,2,6,10,23,33,60,74,121,147,218,256,349,407,552,612,785,875,1094,

%T 1210,1501,1603,1948,2088,2503,2677,3146,3344,3891,4125,4764,5014,

%U 5751,6033,6850,7156,8075,8441,9436,9856,10985,11429,12682,13154,14541,15065,16560

%N a(n) = Sum_{i=0..floor(n/2)} T(2i,n-2i), array T as in A049747.

%K nonn

%O 0,2

%A _Clark Kimberling_

%E More terms from _Sean A. Irvine_, Aug 06 2021