**Difference between Li(10^n) and Pi(10^n), where Li(x) = integral of log(x) and Pi(x) = number of primes <= x (A006880).**

*2, 5, 10, 17, 38, 130, 339, 754, 1701, 3104, 11588, 38263, 108971, 314890, 1052619*

*5 seqfan posts*

*Fri Dec 3 12:48:32 CET 2010* [seqfan] Re: A purely hypothetical question on odd perfect numbers and the OEIS

*Sun Oct 10 13:14:44 CEST 2010* [seqfan] Definition of A045916, pi(n) and the log-integral approximation

*Fri Mar 26 01:27:20 CET 2010* [seqfan] Re: Eventually-signed sequences

*Fri Mar 26 00:28:55 CET 2010* [seqfan] Re: Eventually-signed sequences

*Thu Mar 25 22:49:57 CET 2010* [seqfan] Eventually-signed sequences

Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword

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