# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a165697 Showing 1-1 of 1 %I A165697 #2 Mar 31 2012 14:45:48 %S A165697 2,37,3121,10429,10282339,9835884797,101740496633 %N A165697 a(n) is the smallest prime p such that all the n numbers reversal(p^k), k