%I A044181
%S A044181 43,92,141,190,239,288,301,337,386,435,484,533,582,631,644,680,
%T A044181 729,778,827,876,925,974,987,1023,1072,1121,1170,1219,1268,1317,
%U A044181 1330,1366,1415,1464,1513,1562,1611,1660,1673,1709,1758,1807
%N A044181 Numbers n such that string 6,1 occurs in the base 7 representation of 
               n but not of n-1.
%Y A044181 Sequence in context: A108394 A141924 A122617 this_sequence A044562 A060323 
               A141958
%Y A044181 Adjacent sequences: A044178 A044179 A044180 this_sequence A044182 A044183 
               A044184
%K A044181 nonn,base
%O A044181 1,1
%A A044181 Clark Kimberling (ck6(AT)evansville.edu)