Search: id:A005663
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%I A005663 M0883
%S A005663 1,2,3,8,19,65,84,485,1054,24727,50508,125743,176251,301994,16785921,
%T A005663 17087915,85137581,272500658,357638239,630138897,9809721694,
%U A005663 10439860591,103768467013,217976794617,1193652440098,8573543875303
%N A005663 Numerators of convergents to log_2 3.
%D A005663 R. E. Crandall, On the 3x+1 problem, Math. Comp., 32 (1978) 1281-1292.
%D A005663 R. K. Guy, personal communication.
%D A005663 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%H A005663 T. D. Noe, <a href="b005663.txt">Table of n, a(n) for n=0..200</a>
%H A005663 E. G. Dunne, <a href="DUNNE/TEMPERAMENT.HTML">Pianos and Continued Fractions</
               a>
%H A005663 Eric Weisstein's World of Music, <a href="http://www.ericweisstein.com/
               encyclopedias/music/CommaofPythagoras.html">Comma of Pythagoras</
               a>
%e A005663 log_2 3 = 1.5849625007211561814537389439...
%Y A005663 Cf. A005664, A028507, A020857.
%Y A005663 Sequence in context: A148043 A007999 A006609 this_sequence A112834 A042697 
               A042905
%Y A005663 Adjacent sequences: A005660 A005661 A005662 this_sequence A005664 A005665 
               A005666
%K A005663 frac,easy,nonn
%O A005663 0,2
%A A005663 N. J. A. Sloane (njas(AT)research.att.com).
%E A005663 More terms from James A. Sellers (sellersj(AT)math.psu.edu), Sep 16 2000

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