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A010496
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Decimal expansion of square root of 42.
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6
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6, 4, 8, 0, 7, 4, 0, 6, 9, 8, 4, 0, 7, 8, 6, 0, 2, 3, 0, 9, 6, 5, 9, 6, 7, 4, 3, 6, 0, 8, 7, 9, 9, 6, 6, 5, 7, 7, 0, 5, 2, 0, 4, 3, 0, 7, 0, 5, 8, 3, 4, 6, 5, 4, 9, 7, 1, 1, 3, 5, 4, 3, 9, 7, 8, 0, 9, 6, 1, 7, 3, 7, 7, 8, 4, 4, 0, 4, 4, 3, 7, 1, 4, 0, 0, 3, 6, 0, 9, 0, 6, 6, 0, 5, 6, 1, 0, 2, 3
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OFFSET
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1,1
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COMMENTS
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Continued fraction expansion is 6 followed by {2, 12} repeated. [From Harry J. Smith, Jun 05 2009]
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LINKS
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Harry J. Smith, Table of n, a(n) for n=1,...,20000
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EXAMPLE
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6.480740698407860230965967436087996657705204307058346549711354397809617... [From Harry J. Smith, Jun 05 2009]
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MATHEMATICA
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RealDigits[N[Sqrt[42], 200]][[1]] (*From Vladimir Joseph Stephan Orlovsky, Feb 24 2011*)
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PROG
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(PARI) { default(realprecision, 20080); x=sqrt(42); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010496.txt", n, " ", d)); } [From Harry J. Smith, Jun 05 2009]
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CROSSREFS
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Cf. A040035 Continued fraction. [From Harry J. Smith, Jun 05 2009]
Sequence in context: A070652 A195487 A073746 * A199436 A035415 A197833
Adjacent sequences: A010493 A010494 A010495 * A010497 A010498 A010499
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KEYWORD
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nonn,cons
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AUTHOR
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N. J. A. Sloane.
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STATUS
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approved
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