%I #5 Mar 30 2012 18:56:45
%S 23,72,121,167,170,219,268,317,366,415,464,510,513,562,611,660,709,
%T 758,807,853,856,905,954,1003,1052,1101,1175,1196,1199,1248,1297,1346,
%U 1395,1444,1493,1539,1542,1591,1640,1689,1738,1787
%N Numbers n such that string 3,2 occurs in the base 7 representation of n but not of n+1.
%K nonn,base
%O 1,1
%A _Clark Kimberling_
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