%I A001161
%S A001161 0,4,5,9,11,12,13,14,18,19,20,24,25,29,30,34,35,39,41,42,43,46,47,
%T A001161 48,51,52,53,56,57,58,61,62,63,66,67,68,71,72,73,76,77,78,80,84,85,
%U A001161 89,90,94,95,99
%N A001161 Numbers containing an even number of letters.
%Y A001161 Sequence in context: A034809 A096808 A067261 this_sequence A099539 A110603 
               A010416
%Y A001161 Adjacent sequences: A001158 A001159 A001160 this_sequence A001162 A001163 
               A001164
%K A001161 nonn,word
%O A001161 0,2
%A A001161 William P. Everts [ bille(AT)regenisys.com ]