%I A064909
%S A064909 481,1157,1343,1921,2171,2263,2369,2509,3077,3097,3427,3523,3683,4171,
%T A064909 4537,4541,4811,5213,5263,5389,5543,6107,6227,6707,7123,7241,8279,8593,
%U A064909 8621,8717,8857,8873,9353,9607,10411,10537,11359,11461,11567,11747
%N A064909 Semiprimes p1*p2 such that p2 mod p1 = 11.
%Y A064909 Cf. A001358 (p2 mod p1 = 0), A064899-A064911.
%Y A064909 Sequence in context: A107511 A008410 A020286 this_sequence A051980 A020271 
               A165384
%Y A064909 Adjacent sequences: A064906 A064907 A064908 this_sequence A064910 A064911 
               A064912
%K A064909 nonn
%O A064909 0,1
%A A064909 Patrick De Geest (pdg(AT)worldofnumbers.com), Oct 13 2001.