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 A073070 Binary expansion of 1/AGM(1,sqrt(2)). 1
 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS G. C. Greubel, Table of n, a(n) for n = 1..10000 MATHEMATICA 1/ArithmeticGeometricMean[1, Sqrt[2]] // RealDigits[#, 2, 104]& // First // Prepend[#, 0]& (* Jean-François Alcover, Mar 04 2013 *) PROG (PARI) a(n)=2^(n-1)\agm(sqrt(2), 1)%2 \\ Charles R Greathouse IV, Mar 03 2016 CROSSREFS Cf. A014549. Sequence in context: A284912 A192082 A296066 * A189687 A284653 A099104 Adjacent sequences:  A073067 A073068 A073069 * A073071 A073072 A073073 KEYWORD base,cons,nonn AUTHOR Benoit Cloitre, Aug 17 2002 STATUS approved

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Last modified March 26 18:36 EDT 2019. Contains 321511 sequences. (Running on oeis4.)