%I #5 Mar 30 2012 18:56:46
%S 48,148,248,348,448,489,548,648,748,848,948,1048,1148,1248,1348,1448,
%T 1489,1548,1648,1748,1848,1948,2048,2148,2248,2348,2448,2489,2548,
%U 2648,2748,2848,2948,3048,3148,3248,3348,3448,3489
%N Numbers n such that string 4,8 occurs in the base 10 representation of n but not of n+1.
%K nonn,base
%O 1,1
%A _Clark Kimberling_