%I A104045
%S A104045 10,40,50,70,80,100,110,140,160,170,230,260,290,310,320
%N A104045 Numbers n such that n9 is prime and n is a multiple of ten.
%e A104045 If t=10, then t9 = 109 (prime).
%e A104045 If t=160, then t9 = 1609 (prime).
%e A104045 If t=320, then t9 = 3209 (prime).
%Y A104045 Sequence in context: A074225 A055514 A055233 this_sequence A102546 A108777 
               A000132
%Y A104045 Adjacent sequences: A104042 A104043 A104044 this_sequence A104046 A104047 
               A104048
%K A104045 base,nonn
%O A104045 1,1
%A A104045 Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Mar 01 2005