Search: id:A089994
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%I A089994
%S A089994 0,0,0,1,2,0,1,3,0,4,2,5,0,6,3,7,0,4,1,5,8,9,2,6,10,0,11,3,12,7,1,8,13,
%T A089994 4,14,9,5,15,2,0,16,10,11,3,17,12,18,0,6,19,7,20,13,4,21,0,14,22,15,8,
               1,
%U A089994 23,16,24,5,9,25,2,17,26,10,6,27,18,0,28,11,19,1,20,3,29,7,30
%N A089994 Number of primes between factors of n-th semiprime.
%C A089994 a(m)=0 iff m in A033476; a(m)>0 iff m in A089995.
%Y A089994 Cf. A001358, A084126, A084127, A000720.
%Y A089994 Sequence in context: A022880 A128097 A060318 this_sequence A100260 A165317 
               A124943
%Y A089994 Adjacent sequences: A089991 A089992 A089993 this_sequence A089995 A089996 
               A089997
%K A089994 nonn
%O A089994 1,5
%A A089994 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 19 2003

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