%I A094641
%S A094641 0,4,7,6,3,1,1,9,1,1,4,26,1,2,4,1,9,1,20,3,1,12,1,2,7,1,5,2,1,5,3,1,1,
               1,
%T A094641 4,1,1,57,1,2,1,8,8,1,1,1,1,1,22,1,1,6,1,6,6,1,3,1,4,2,2,2,4,1,1,2,1,19,
%U A094641 17,348,1,1,5,16,2,2,5,1,5,2,4,2,5,1,11,1,1,11,13,2,1,1,5,2,1,2,10,1,2
%N A094641 Continued fraction for log 4/Pi.
%D A094641 G. Boros and V. Moll, Irresistible Integrals: Symbolics, Analysis and 
               Experiments in the Evaluation of Integrals, Cambridge University 
               Press, Cambridge, 2004, Chap. 7.
%D A094641 J. Borwein and P. Borwein, Pi and the AGM, John Wiley & Sons, New York, 
               1987, Chap. 11.
%D A094641 D. Huylebrouck, Similarities in irrationality proofs for Pi, ln2, zeta(2) 
               and zeta(3), Amer. Math. Monthly 108 (2001) 222-231.
%D A094641 J. Sondow, Double Integrals for Euler's Constant and ln(4/Pi) and an 
               Analog of Hadjicostas's Formula, Amer. Math. Monthly 112 (2005) 61-65.
%H A094641 J. Sondow, <a href="http://arXiv.org/abs/math.CA/0211148">Double Integrals 
               for Euler's Constant and ln(4/Pi)</a>.
%t A094641 ContinuedFraction[ Log[4/Pi], 100]
%Y A094641 Cf. A094640.
%Y A094641 Sequence in context: A051544 A021025 A078974 this_sequence A112518 A056849 
               A116081
%Y A094641 Adjacent sequences: A094638 A094639 A094640 this_sequence A094642 A094643 
               A094644
%K A094641 cofr,easy,nonn
%O A094641 1,2
%A A094641 Jonathan Sondow (jsondow(AT)alumni.princeton.edu) and Robert G. Wilson 
               v (rgwv(AT)rgwv.com), May 18 2004