%I A062211
%S A062211 3,15,63,89,245,583,1791,2123,7233,24787
%N A062211 Smoothly undulating palindromic primes of the form (15*10^a(n)-51)/99.
%C A062211 Prime versus probable prime status and proofs are given in the author's 
               table.
%H A062211 P. De Geest, <a href="http://www.worldofnumbers.com/undulat.htm">SUPP 
               Reference Table</a>
%e A062211 a(n)=15 -> (15*10^15-51)/99 = 151515151515151.
%Y A062211 Cf. A062209-A062232, A059758, A032758.
%Y A062211 Sequence in context: A072336 A122671 A067562 this_sequence A024036 A103454 
               A111303
%Y A062211 Adjacent sequences: A062208 A062209 A062210 this_sequence A062212 A062213 
               A062214
%K A062211 nonn,base
%O A062211 0,1
%A A062211 Patrick De Geest (pdg(AT)worldofnumbers.com) and Hans Rosenthal (Hans.Rosenthal(AT)t-online.de), 
               Jun 15 2001.