%I A125001
%S A125001 369293,3823867,5364431,5409259,7904521,8309369,9387527,9510341,
%T A125001 22038829,27195601,28653263,38696543,39091441,39113161,43744697,
%U A125001 45095839,45937109,48296921,48694231,49085093,49106677,50791927
%N A125001 Non-insertable primes: primes with property that no matter where you 
               insert (or prepend or append) a digit you get a composite number 
               (except for prepending a zero).
%H A125001 David W. Wilson, <a href="b125001.txt">Table of n, a(n) for n = 1..1000</
               a>
%e A125001 369293 is a member because all of 1369293, 2369293, 3369293, ..., 3069293, 
               3169293, ..., 3692930, ..., 3692939 are composite.
%Y A125001 Sequence in context: A160319 A071551 A156115 this_sequence A017537 A043661 
               A147770
%Y A125001 Adjacent sequences: A124998 A124999 A125000 this_sequence A125002 A125003 
               A125004
%K A125001 nonn,base
%O A125001 1,1
%A A125001 David W. Wilson (davidwwilson(AT)comcast.net), Jan 08 2007