Search: id:A099261
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%I A099261
%S A099261 2,5,10,13,17,21,24,28,31,35,38,42,45,49,52,56,59,62,66
%N A099261 Length in bits of (10^n)-th prime number.
%e A099261 a(1) = 5 because A006988(1) = prime(10^1) = 29 = 11101 (base 2) has five 
               bits.
%Y A099261 Cf. A006988 ((10^n)-th prime), A006880 (pi(10^n)), A007053 (pi(2^n)), 
               A099260 (decimal digit lengths).
%Y A099261 Sequence in context: A080792 A090050 A046462 this_sequence A103215 A037942 
               A008784
%Y A099261 Adjacent sequences: A099258 A099259 A099260 this_sequence A099262 A099263 
               A099264
%K A099261 more,nonn
%O A099261 0,1
%A A099261 Rick L. Shepherd (rshepherd2(AT)hotmail.com), Oct 11 2004

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