> I am not satisfied that Li(x) describes the number of primes < x

http://en.wikipedia.org/w/index.php?title=Prime-counting_function#Formulas_for_prime-counting_functions

>

> I have a new calculation that gives...

>

> x= 1000 Ki(1000)= 167.9 and...

> x= 7919 Ki(7919)= 1000.756

>

> are they accurate?

>

> would someone suggest another slight larger x?

>

> so I can compute Ki(x)...

See the paragraph about the Riemann's R-function.

Best,

Andrey

[Non-text portions of this message have been removed]