%I A102648
%S A102648 9,6,15,6,5,13,5,6,12,5,6,11,6,8,11,6,7,10,6,7,10,8,6,9,4,6,11,7,4,10,
               3,
%T A102648 6,13,4,8,11,5,5,11,6,4,15,3,4,10,5,6,6,7,4,10,6,3,11,5,7,7,7,3,11,5,6,
%U A102648 14,1,4,9,5,6,10,4,3,11,2,4,12,4,7,9,3,5,8,6,5,8,5,5,11,7,4,8,4,3
%N A102648 a(n) is the number of primes p between 0 and 99 such that 100*n+p is 
               also prime.
%C A102648 a(n) <= 20
%e A102648 a(2)=6 because 11,211,23,223,29,229,41,241,71,271,83,283 are primes.
%Y A102648 Sequence in context: A070164 A063602 A166520 this_sequence A040074 A088999 
               A073782
%Y A102648 Adjacent sequences: A102645 A102646 A102647 this_sequence A102649 A102650 
               A102651
%K A102648 nonn,easy
%O A102648 1,1
%A A102648 Bill R McEachen (bmceache(AT)centralsan.dst.ca.us), Feb 03 2005
%E A102648 Edited by Don Reble (djr(AT)nk.ca), Mar 28 2006