%I A047976
%S A047976 5,11,41,71,599,641,881,2129,2381,2687,3557,3581,4547,6131,7547,8009,
%T A047976 9041,13397,13931,15971,17597,19139,21491,26249,26261,34511,38669,
%U A047976 39227,39341,48311,49739,52541,53087,53591
%N A047976 Let (p1,p2), (p3,p4) be pairs of twin primes with p1*p2=p3+p4-1; sequence 
               gives values of p1.
%e A047976 E.g. 5*7=17+19-1,11*13=71+73-1.
%Y A047976 Cf. A047977-A047979.
%Y A047976 Sequence in context: A046121 A023271 A159049 this_sequence A006382 A055113 
               A129015
%Y A047976 Adjacent sequences: A047973 A047974 A047975 this_sequence A047977 A047978 
               A047979
%K A047976 nonn
%O A047976 0,1
%A A047976 Naohiro Nomoto (6284968128(AT)geocities.co.jp)