%I #8 Mar 31 2012 13:48:49
%S 1,3,7,9,37,49,99,379,399,787,799,1989,1999,3999,6997,17899,18999,
%T 38989,67999,79899,79999,389899,499989,798979,897999,989899,2999997,
%U 2899999,4998999
%N Least integer having a larger digital sum than the previous term and such that 10^(n-1) + a(n) is a prime.
%C Equivalent to A199124, but contains the same information in more condensed form.
%o (PARI) a(n)=A199124(n)-10^(n-1)
%Y Cf. A051885.
%K nonn,base
%O 1,2
%A _M. F. Hasler_, Nov 03 2011