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A024571
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a(n) = [ sum of 1/{k*r} ] for k = 1,2,...,n, where r = (1 + sqrt(5))/2 and {x} := x - [ x ].
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2
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1, 5, 7, 9, 20, 21, 24, 25, 27, 33, 34, 36, 65, 67, 71, 72, 74, 82, 83, 86, 87, 88, 93, 94, 97, 111, 112, 116, 117, 119, 125, 126, 129, 205, 206, 210, 212, 214, 223, 225, 228, 229, 230, 236, 237, 239, 260, 262, 265, 266, 268, 275, 277, 279, 280, 282, 287, 288, 290, 302, 303, 307
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OFFSET
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1,2
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LINKS
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MATHEMATICA
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Table[Floor[Sum[1/FractionalPart[k*GoldenRatio], {k, n}]], {n, 100}] (* Clark Kimberling, Aug 15 2012 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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