%I A054261
%S A054261 2,23,235,2357,112357,113257,1131725,113171925,1131719235,113171923295,
%T A054261 113171923295,1131719237295,11317237294195,1131723294194375,
%U A054261 113172329419437475,1131723294194347537,113172329419434753759
%N A054261 Smallest number that contains the first n primes as substrings.
%H A054261 <a href="http://www.math.niu.edu/~rusin/known-math/95/1000digits">Related 
               problem</a>
%Y A054261 Cf. A054260, A035239.
%Y A054261 Sequence in context: A118385 A098739 A091762 this_sequence A019518 A048677 
               A132933
%Y A054261 Adjacent sequences: A054258 A054259 A054260 this_sequence A054262 A054263 
               A054264
%K A054261 nonn,base,nice
%O A054261 1,1
%A A054261 Patrick De Geest (pdg(AT)worldofnumbers.com), Feb 15 2000.
%E A054261 More terms from Naohiro Nomoto (6284968128(AT)geocities.co.jp), Jul 26 
               2001