%I A080989
%S A080989 1,4,76,31996,6509938156,305202648617286353116,
%T A080989 751042364315893065602546739334386372522316,
%U A080989 5042066805299767273773988103135929366654804375467223444639109745553463308647365564476
%N A080989 Define b by b(1) = 1 and for n>1, b(n) = b(n-1)+1/(3+1/b(n-1)); sequence 
               gives denominator of b(n).
%C A080989 Suggested by Leroy Quet Feb 26 2003.
%H A080989 Leroy Quet, <a href="http://www.prism-of-spirals.net/">Home Page</a> 
               (listed in lieu of email address)
%F A080989 See under A080988.
%e A080989 See under A080988.
%o A080989 Reduce: See under A080988.
%Y A080989 Cf. A080988, A080990, A080991, A079269, A079278.
%Y A080989 Sequence in context: A012155 A118193 A052271 this_sequence A006267 A054951 
               A048957
%Y A080989 Adjacent sequences: A080986 A080987 A080988 this_sequence A080990 A080991 
               A080992
%K A080989 frac,nonn
%O A080989 1,2
%A A080989 Hugo Pfoertner (hugo(AT)pfoertner.org), Feb 26 2003