%I A044750
%S A044750 37,137,237,337,379,437,537,637,737,837,937,1037,1137,1237,1337,1379,
%T A044750 1437,1537,1637,1737,1837,1937,2037,2137,2237,2337,2379,2437,2537,2637,
%U A044750 2737,2837,2937,3037,3137,3237,3337,3379,3437
%N A044750 Numbers n such that string 3,7 occurs in the base 10 representation of 
               n but not of n+1.
%Y A044750 Sequence in context: A117504 A055783 A044369 this_sequence A141936 A142498 
               A158591
%Y A044750 Adjacent sequences: A044747 A044748 A044749 this_sequence A044751 A044752 
               A044753
%K A044750 nonn,base
%O A044750 1,1
%A A044750 Clark Kimberling (ck6(AT)evansville.edu)