Lehmer's formula is a formula for the prime counting function,
(1)
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where is the floor function,
(2)
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(3)
| |||
(4)
| |||
(5)
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and is the prime counting function. It is related to Meissel's formula.
Lehmer's formula is a formula for the prime counting function,
(1)
|
where is the floor function,
(2)
| |||
(3)
| |||
(4)
| |||
(5)
|
and is the prime counting function. It is related to Meissel's formula.
Weisstein, Eric W. "Lehmer's Formula." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/LehmersFormula.html