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A010541
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Decimal expansion of square root of 90.
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4
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9, 4, 8, 6, 8, 3, 2, 9, 8, 0, 5, 0, 5, 1, 3, 7, 9, 9, 5, 9, 9, 6, 6, 8, 0, 6, 3, 3, 2, 9, 8, 1, 5, 5, 6, 0, 1, 1, 5, 8, 6, 6, 5, 4, 1, 7, 9, 7, 5, 6, 5, 0, 4, 8, 0, 5, 7, 2, 5, 1, 4, 5, 5, 8, 3, 7, 7, 7, 8, 3, 3, 1, 5, 9, 1, 7, 7, 1, 4, 6, 6, 4, 0, 3, 2, 7, 4, 4, 3, 2, 5, 1, 3, 7, 9, 0, 0, 8, 8
(list; constant; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| Continued fraction expansion is 9 followed by {2, 18} repeated. [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jun 11 2009]
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LINKS
| Harry J. Smith, Table of n, a(n) for n=1,...,20000
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EXAMPLE
| 9.486832980505137995996680633298155601158665417975650480572514558377783... [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jun 11 2009]
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MATHEMATICA
| RealDigits[N[90^(1/2), 200]][[1]] (* From Vladimir Joseph Stephan Orlovsky, Jan 23 2012 *)
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PROG
| (PARI) { default(realprecision, 20080); x=sqrt(90); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010541.txt", n, " ", d)); } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jun 11 2009]
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CROSSREFS
| Cf. A040080 Continued fraction. [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jun 11 2009]
Sequence in context: A019659 A155821 A198218 * A103742 A092736 A019617
Adjacent sequences: A010538 A010539 A010540 * A010542 A010543 A010544
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KEYWORD
| nonn,cons
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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