%I
%S 0,0,1,2,4,6,9,12,16,20,25,30,36,43,50,57,64,72,80,89,98,108,118,129,
%T 141,154,167,180,194,208,222,237,253,269,285,302,320,338,357,376,396,
%U 416,437,459,481,503,526,550,574,598,623,649,675,701,728,755,782
%N Partial sums of A194245.
%t r = 2Sqrt[3];
%t a[n_] := Floor[Sum[FractionalPart[k*r], {k, 1, n}]]
%t Table[a[n], {n, 1, 90}] (* A194245 *)
%t s[n_] := Sum[a[k], {k, 1, n}]
%t Table[s[n], {n, 1, 100}] (* A194246 *)
%Y Cf. A194245.
%K nonn
%O 1,4
%A _Clark Kimberling_, Aug 20 2011
