Search: id:A055166
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%I A055166
%S A055166 4,6,4,8,6,5,5
%N A055166 Number of Mersenne primes between 10^n and 10^(n+1).
%H A055166 GIMPS, <a href="http://www.mersenne.org">G.I.M.P.S.</a>
%e A055166 There are 4 Mersenne primes between 10^0 and 10^1; 6 between 10^1 and 
               10^2; ... . There are 8 known Mersenne primes between 10^7 and 10^8 
               so for now, the next entry is 8.
%Y A055166 Cf. A000043.
%Y A055166 Sequence in context: A142973 A084892 A018835 this_sequence A130762 A054002 
               A010300
%Y A055166 Adjacent sequences: A055163 A055164 A055165 this_sequence A055167 A055168 
               A055169
%K A055166 nonn
%O A055166 0,1
%A A055166 Marvin Ray Burns (bmmmburns(AT)sbcglobal.net) Jun 18 2000; updated Jan 
               07 2006, Jan 15 2009

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