A010497 - OEIS

A010497

Decimal expansion of square root of 43.

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

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

OFFSET

1,1

COMMENTS

Continued fraction expansion is 6 followed by {1, 1, 3, 1, 5, 1, 3, 1, 1, 12} repeated. - Harry J. Smith, Jun 05 2009

LINKS

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

Index entries for algebraic numbers, degree 2

EXAMPLE

6.557438524302000652344109997636001627926966319883789769865460105585659....

MATHEMATICA

RealDigits[N[Sqrt[43], 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 24 2011 *)

PROG

(PARI) default(realprecision, 20080); x=sqrt(43); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010497.txt", n, " ", d)); \\ Harry J. Smith, Jun 05 2009

CROSSREFS

Cf. A010134 (continued fraction).

Sequence in context: A021608 A108088 A137727 * A167918 A070860 A198354

Adjacent sequences: A010494 A010495 A010496 * A010498 A010499 A010500

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved