A115854 - OEIS

A115854

Difference between number of semiprimes <= 10^n and the asymptotic approximation round(10^n*loglog(10^n)/log(10^n)).

%I #5 Oct 19 2017 03:15:01

%S 0,0,0,19,214,2154,19974,179590,1610937,14515403,131560754,1199914216,

%T 11009605949,101581094033,942018562525

%N Difference between number of semiprimes <= 10^n and the asymptotic approximation round(10^n*loglog(10^n)/log(10^n)).

%e a(5) = A036352(5) - round(...10^5...) = 23378 - 21224 = 2154.

%Y Cf. A001358, A036352, A066265, A072000.

%K nonn

%O 0,4

%A _Jonathan Vos Post_, Mar 14 2006

%E Edited by _Don Reble_, Mar 29 2006