%I #6 Mar 25 2013 12:17:30
%S 1,3,6,10,16,22,28,36,44,52,61,71,81,92,103,114,126,138,151,164,177,
%T 191,205,219,233,248,263,279,295,311,327,343,360,377,394,412,429,447,
%U 465,483,502,521,540,559,578,598,617,637,657,677,698,718,739,760,781,803,824,846,867
%N a(n) = [ Sum of squares of 1 + 1/2 + ... + 1/k ], k = 1,2,...,n.
%o (PARI) a(n) = floor(sum(k=1, n, sum(j=1, k, 1/j)^2)) \\ _Michel Marcus_, Mar 24 2013
%K nonn
%O 1,2
%A _Clark Kimberling_
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