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A194226 Partial sums of A194225. 2

%I

%S 0,0,0,1,3,6,9,12,15,18,22,27,33,39,45,51,57,64,72,81,90,99,108,117,

%T 127,138,150,162,174,186,198,211,225,240,255,270,285,300,316,333,351,

%U 369,387,405,423,442,462,483,504,525,546,567,589,612,636,660,684

%N Partial sums of A194225.

%t r = 1/7;

%t a[n_] := Floor[Sum[FractionalPart[k*r], {k, 1, n}]]

%t Table[a[n], {n, 1, 90}] (* A194225 *)

%t s[n_] := Sum[a[k], {k, 1, n}]

%t Table[s[n], {n, 1, 100}] (* A194226 *)

%Y Cf. A194225.

%K nonn

%O 1,5

%A _Clark Kimberling_, Aug 19 2011

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Last modified January 18 01:05 EST 2020. Contains 330995 sequences. (Running on oeis4.)