%I A033930
%S A033930 1,1,2,3,4,5,6,7,8,9,1,2,3,4,5,6,7,8,9,10,2,3,4,5,6,7,8,9,10,11,3,4,5,
%T A033930 6,7,8,9,10,11,12,4,5,6,7,8,9,10,11,12,13,5,6,7,8,9,10,11,12,13,14,6,7,
%U A033930 8,9,10,11,12,13,14,15,7,8,9,10,11,12,13,14,15,16,8,9,10,11,12,13,14
%N A033930 Base 10 digital convolution sequence.
%C A033930 Differs from A007953 at n=0, 101-109, 111-119 etc. [From R. J. Mathar 
               (mathar(AT)strw.leidenuniv.nl), Oct 20 2008]
%F A033930 For example, a(838) = 8a(2)+3a(1)+8a(0).
%Y A033930 Sequence in context: A128244 A010888 A131650 this_sequence A076314 A007953 
               A080463
%Y A033930 Adjacent sequences: A033927 A033928 A033929 this_sequence A033931 A033932 
               A033933
%K A033930 nonn,base
%O A033930 0,3
%A A033930 Dave Wilson