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A060304
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Number of primes below n^3 does not exceed n times the number of primes below n^2.
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1
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0, 0, 3, 6, 15, 19, 37, 47, 69, 82, 113, 139, 180, 216, 244, 300, 381, 423, 486, 553, 638, 726, 820, 887, 1029, 1152, 1256, 1376, 1527, 1659, 1794, 1992, 2156, 2357, 2517, 2739, 2909, 3085, 3365, 3627, 3933, 4200, 4380, 4687, 4960, 5313, 5547, 5917, 6395
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OFFSET
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0,3
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LINKS
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FORMULA
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EXAMPLE
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n=10, 10*pi(100)=250, pi(1000)=168, a(10)=250-168=82.
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MATHEMATICA
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Table[n*PrimePi[n^2]-PrimePi[n^3], {n, 1, 100}]
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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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