%I A044038
%S A044038 78,87,178,187,278,287,378,387,478,487,578,587,678,687,778,789,
%T A044038 879,887,978,987,1078,1087,1178,1187,1278,1287,1378,1387,1478,
%U A044038 1487,1578,1587,1678,1687,1778,1789,1879,1887,1978,1987,2078
%N A044038 Numbers n such that 7 and 8 occur juxtaposed in the base 10 representation 
               of n but not of n+1.
%Y A044038 Sequence in context: A053083 A039435 A043258 this_sequence A025386 A045193 
               A025387
%Y A044038 Adjacent sequences: A044035 A044036 A044037 this_sequence A044039 A044040 
               A044041
%K A044038 nonn,base
%O A044038 1,1
%A A044038 Clark Kimberling (ck6(AT)evansville.edu)