%I A092675
%S A092675 881,8888888888888888881,
%T A092675 8888888888888888888888888888888888888888888888888888888888888888888888888888881
%N A092675 Primes of the form 80*R_n + 1, where R_n is the repunit (A002275) of 
               length n.
%C A092675 Primes of the form 888...881.
%C A092675 The number of 8's in each term is given by the corresponding term of 
               A056664 and so the first term too large to include above is 888...8881 
               (with 138 8's).
%Y A092675 Cf. A056664 (corresponding n).
%Y A092675 Cf. A051200, A004022, A093176, A093177, A089346, A093174, A092571.
%Y A092675 Sequence in context: A006052 A105976 A137064 this_sequence A135127 A035758 
               A107554
%Y A092675 Adjacent sequences: A092672 A092673 A092674 this_sequence A092676 A092677 
               A092678
%K A092675 bref,nonn
%O A092675 1,1
%A A092675 Rick L. Shepherd (rshepherd2(AT)hotmail.com), Mar 02 2004