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Partial sums of A028835.
0

%I #7 Aug 28 2020 06:19:39

%S 2,5,10,17,28,40,54,70,90,111,134,159,188,218,250,284,322,361,402,445,

%T 492,540,590,642,698,755,814,875,940,1006,1074,1144,1218,1293,1370,

%U 1449,1532,1616,1702,1790,1882,1975,2070,2167,2268,2370,2474,2580,2690,2801

%N Partial sums of A028835.

%F a(n) = Sum{i=1..n} A028835(i).

%Y Cf. A028835.

%K base,easy,nonn

%O 1,1

%A _Jonathan Vos Post_, Apr 01 2010

%E a(37) corrected by _Georg Fischer_, Aug 28 2020