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A014816
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a(n) = Sum_{k=1..n} ceiling(k^4/n).
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0
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1, 9, 34, 90, 199, 382, 672, 1100, 1707, 2539, 3640, 5066, 6875, 9128, 11898, 15248, 19265, 24027, 29624, 36144, 43685, 52348, 62242, 73472, 86157, 100423, 116382, 134184, 153943, 175818, 199938, 226456, 255533, 287321, 321992, 359702, 400635, 444964, 492880
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OFFSET
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1,2
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REFERENCES
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M. Eichler and D. Zagier, The Theory of Jacobi Forms, Birkhauser, 1985, p. 103.
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LINKS
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MAPLE
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f := m-> add( ceil(nu^4/m), nu=0..m): seq(f(m), m=1..40);
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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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