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A194228 Partial sums of A194227. 2

%I #5 Mar 30 2012 18:57:42

%S 0,0,1,2,4,7,10,13,16,20,24,29,35,41,47,53,60,67,75,84,93,102,111,121,

%T 131,142,154,166,178,190,203,216,230,245,260,275,290,306,322,339,357,

%U 375,393,411,430,449,469,490,511,532,553,575,597,620,644,668,692

%N Partial sums of A194227.

%t r = 2/7;

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

%t Table[a[n], {n, 1, 90}] (* A194227 *)

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

%t Table[s[n], {n, 1, 100}] (* A194228 *)

%Y Cf. A194227.

%K nonn

%O 1,4

%A _Clark Kimberling_, Aug 19 2011

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Last modified March 28 10:31 EDT 2024. Contains 371240 sequences. (Running on oeis4.)