%I #4 Apr 04 2014 18:30:53
%S 1,11,6,14,16,21,51,28,72,156,203,618,1041,4205,3014,9188,9629,24444,
%T 9629,43657,9629,98074,108589
%N a(n) is the least k, not multiple of 10, such that k^k contains a palindromic substring of length n.
%e a(5)=16 since the first palindromic substring of length 5
%e appears in 16^16=18446744(07370)9551616.
%Y Cf. A115942.
%K nonn,base
%O 1,2
%A _Giovanni Resta_, Feb 06 2006
%E Extended by _Giovanni Resta_, Apr 04 2014