A010510 - OEIS

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A010510

Decimal expansion of square root of 57.

7, 5, 4, 9, 8, 3, 4, 4, 3, 5, 2, 7, 0, 7, 4, 9, 6, 9, 7, 2, 3, 6, 6, 8, 4, 8, 0, 6, 9, 4, 6, 1, 1, 7, 0, 5, 8, 2, 2, 2, 1, 9, 4, 7, 0, 4, 6, 2, 3, 3, 8, 0, 1, 3, 8, 2, 9, 8, 6, 2, 6, 9, 0, 5, 7, 1, 0, 7, 2, 1, 9, 5, 3, 9, 1, 7, 8, 1, 1, 1, 9, 5, 5, 8, 2, 4, 5, 2, 0, 7, 4, 1, 4, 7, 5, 2, 3, 9, 7

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Continued fraction expansion is 7 followed by {1, 1, 4, 1, 1, 14} repeated. - Harry J. Smith, Jun 06 2009

LINKS

Harry J. Smith, Table of n, a(n) for n = 1..20000

EXAMPLE

7.549834435270749697236684806946117058222194704623380138298626905710721... - Harry J. Smith, Jun 06 2009

MATHEMATICA

RealDigits[N[Sqrt[57], 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 25 2011 *)

RealDigits[Sqrt[57], 10, 120][[1]] (* Harvey P. Dale, Sep 10 2024 *)

PROG

(PARI) { default(realprecision, 20080); x=sqrt(57); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010510.txt", n, " ", d)); } \\ Harry J. Smith, Jun 06 2009

CROSSREFS

Cf. A010142 Continued fraction. - Harry J. Smith, Jun 06 2009

Sequence in context: A075778 A289033 A354644 * A258042 A340710 A289003

Adjacent sequences: A010507 A010508 A010509 * A010511 A010512 A010513

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved