Search: id:A127267
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%I A127267
%S A127267 2,1,2,1,2,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,3,2,3,2,2,3,3,3,3,
%T A127267 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,
%U A127267 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,3,3,3,4,3,3,3,3,3,3
%N A127267 a(n)=floor(n/pi(n)), where pi(n)=A000720(n) is the number of primes <=n.
%H A127267 Leroy Quet, <a href="http://www.prism-of-spirals.net/">Home Page</a> 
               (listed in lieu of email address)
%e A127267 a(28)=3 because there are 9 primes not exceeding 28 (namely, 2,3,5,7,
               11,13,17,19,23) and floor(28/9)=3.
%p A127267 with(numtheory): a:=n->floor(n/pi(n)): seq(a(n),n=2..140); - Emeric Deutsch 
               (deutsch(AT)duke.poly.edu), Apr 15 2007
%Y A127267 Cf. A000720.
%Y A127267 Sequence in context: A033831 A033105 A106703 this_sequence A008617 A025824 
               A161232
%Y A127267 Adjacent sequences: A127264 A127265 A127266 this_sequence A127268 A127269 
               A127270
%K A127267 nonn
%O A127267 2,1
%A A127267 Leroy Quet, Mar 27 2007
%E A127267 More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Apr 15 2007

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