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A014818
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a(n) is the sum over all floor(k^3/n), k=0 to n inclusive.
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2
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1, 4, 11, 24, 43, 71, 109, 160, 222, 298, 391, 502, 631, 781, 953, 1150, 1369, 1617, 1891, 2196, 2531, 2899, 3301, 3740, 4215, 4726, 5283, 5874, 6511, 7193, 7921, 8700, 9521, 10396, 11323, 12306, 13339, 14431, 15581, 16792, 18061, 19394, 20791, 22254, 23784
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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->sum( floor(k^3 / m), k=0..m);
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MATHEMATICA
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PROG
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(Magma) [&+[Floor(k^3/n): k in [1..n]]: n in [1..50]]; // Vincenzo Librandi, Feb 12 2017
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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