%I A159766
%S A159766 4,1,2,43,2,163,2,3,1,1,2,5,1,2,3,80,2,5,2,1,1,1,33,1,1,53,1,1,1,1,1,1,
%T A159766 6,1,1,2,2,1,1,239,1,3,31,1,1,11,1,13,123,2,2,2,2,13,15,1,2,3,3,1,3,1,
               1,
%U A159766 6,1,3,1,1,13,8,1,7,1,2,1,8,7,1,17,1,6,1,1,3,1,1,13,1,1,4,2,9,124,1,1,
               3
%N A159766 Continued fraction expansion of A006890.
%C A159766 Feigenbaum bifurcation velocity delta.
%C A159766 Apart from the first term, the same as A069544. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), 
               Apr 28 2009]
%H A159766 Harry J. Smith, <a href="b159766.txt">Table of n, a(n) for n=0,...,966</
               a>
%e A159766 4.66920160910299067185320382... = 4 + 1/(1 + 1/(2 + 1/(43 + 1/(2 + ...)))) 
               [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), May 13 2009]
%t A159766 fbvd = (* copy value from the Hyper-link in A006890 or immediately above 
               *); ContinuedFraction@ fbvd [From Robert G. Wilson v (rgwv(AT)rgwv.com), 
               Apr 27 2009]
%o A159766 Contribution from Harry J. Smith (hjsmithh(AT)sbcglobal.net), May 15 
               2009: (Start)
%o A159766 (PARI) { default(realprecision,1019); delta=4.\
%o A159766 6692016091029906718532038204662016172581855774757686327456513430\
%o A159766 0413433021131473713868974402394801381716598485518981513440862714\
%o A159766 2027932522312442988890890859944935463236713411532481714219947455\
%o A159766 6443658237932020095610583305754586176522220703854106467494942849\
%o A159766 8145339172620056875566595233987560382563722564800409510712838906\
%o A159766 1184470277585428541980111344017500242858538249833571552205223608\
%o A159766 7250291678860362674527213399057131606875345083433934446103706309\
%o A159766 4520191158769724322735898389037949462572512890979489867683346116\
%o A159766 2688911656312347446057517953912204556247280709520219819909455858\
%o A159766 1946136877445617396074115614074243754435499204869180982648652368\
%o A159766 4387027996490173977934251347238087371362116018601281861020563818\
%o A159766 1835409759847796417390032893617143215987824078977661439139576403\
%o A159766 7760537119096932066998361984288981837003229412030210655743295550\
%o A159766 3888458497370347275321219257069584140746618419819610061296401614\
%o A159766 8771294441590140546794180019813325337859249336588307045999993837\
%o A159766 5411726563553016862529032210862320550634510679399023341675; x=contfrac(delta); 
               for (n=1, 967, write("b159766.txt", n-1, " ", x[n])); } (End)
%Y A159766 Sequence in context: A110559 A030441 A072033 this_sequence A004161 A025016 
               A094244
%Y A159766 Adjacent sequences: A159763 A159764 A159765 this_sequence A159767 A159768 
               A159769
%K A159766 nonn
%O A159766 0,1
%A A159766 Harry J. Smith (hjsmithh(AT)sbcglobal.net), Apr 21 2009
%E A159766 Deleted old PARI program Harry J. Smith (hjsmithh(AT)sbcglobal.net), 
               May 19 2009