Search: id:A068521
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%I A068521
%S A068521 1,4,5,6,7,9,1,0,3,1,0,4,6,9,0,6,8,6,9,1,8,6,4,3,2,3,8,3,2,6,5,0,8,1,9,
%T A068521 7,4,9,7,3,8,6,3,9,4,3,2,2,1,3,0,5,5,9,0,7,9,4,1,7,2,3,8,3,2,6,7,9,2,6,
%U A068521 4,5,4,5,8,0,2,5,0,9,0,0,2,5,7,4,7,3,7,1,2,8,1,8,4,4,8,4,4,4,3,2,8,1,8
%N A068521 Decimal expansion of agm(1;2).
%C A068521 This is the arithmetic-geometric mean of 1 and 2, given by u(1)=1, v(1)=2, 
               u(n+1)=(u(n)+v(n))/2, v(n+1)=sqrt(u(n)*v(n)); agm(1;2)=lim u(n)=lim 
               v(n).
%H A068521 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               Arithmetic-GeometricMean.html">Arithmetic-Geometric Mean</a>
%e A068521 1.45679103...
%Y A068521 Sequence in context: A140293 A075341 A143789 this_sequence A068318 A066485 
               A079445
%Y A068521 Adjacent sequences: A068518 A068519 A068520 this_sequence A068522 A068523 
               A068524
%K A068521 easy,nonn,cons
%O A068521 1,2
%A A068521 Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 21 2002

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