%I A048989
%S A048989 3,4,5,6,11,12,17,18,31,32,33,34,35,36,41,42,59,60,67,68,69,70,
%T A048989 83,84,85,86,87,88,109,110,111,112,127,128,129,130,157,158,159,
%U A048989 160,161,162,179,180,191,192,211,212,213,214,215,216,217,218,219
%N A048989 Numbers n such that pi(n) is prime.
%C A048989 A000720(a(n)) is prime. [From Omar E. Pol (info(AT)polprimos.com), Dec 
               19 2008]
%H A048989 T. D. Noe, <a href="b048989.txt">Table of n, a(n) for n=1..10000</a>
%Y A048989 Cf. A000720.
%Y A048989 Sequence in context: A143713 A089912 A047425 this_sequence A103402 A154664 
               A034448
%Y A048989 Adjacent sequences: A048986 A048987 A048988 this_sequence A048990 A048991 
               A048992
%K A048989 nonn,easy,nice
%O A048989 1,1
%A A048989 G. L. Honaker, Jr. (honak3r(AT)gmail.com)