%I A064768
%S A064768 11,40,312,4888,534888,265371785,5365294080,1111111111111111111,
%T A064768 11111111111111111111111,77843964391,57336415063797550469,
%U A064768 2212394296770453025145,201763709900322803748658482662
%N A064768 Sum of primes dividing the repunit numbers with a prime number of digits 
               [A031974] (with repetition).
%Y A064768 Cf. A031974, A001414.
%Y A064768 Sequence in context: A059142 A064798 A056124 this_sequence A135719 A089776 
               A073626
%Y A064768 Adjacent sequences: A064765 A064766 A064767 this_sequence A064769 A064770 
               A064771
%K A064768 nonn
%O A064768 1,1
%A A064768 Jason Earls (zevi_35711(AT)yahoo.com), Oct 18 2001