%I A045538
%S A045538 11,11,11,11,11,11,11,11,11,10,1,12,9,8,15,7,7,8,6,5,16,1,5,6,4,13,37,
%T A045538 4,4,10,5,7,1,13,13,4,3,3,3,5,13,8,8,1,5,7,4,3,9,2,5,17,9,21,1,2,2,2,2,
%U A045538 5,2,9,7,7,7,1,5,8,8,10,5,2,7,3,3,3,1,15,7,5,14,13,2,4,3,4,6,1,5,10,5
%N A045538 Smallest number k such that kn contains two consecutive digits which 
               are the same.
%Y A045538 Sequence in context: A152986 A087994 A100755 this_sequence A084066 A112122 
               A010850
%Y A045538 Adjacent sequences: A045535 A045536 A045537 this_sequence A045539 A045540 
               A045541
%K A045538 base,nonn
%O A045538 1,1
%A A045538 Erich Friedman (erich.friedman(AT)stetson.edu)