A010521 Decimal expansion of square root of 69.

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

Offset

1,1

Comments

Continued fraction expansion is 8 followed by {3, 3, 1, 4, 1, 3, 3, 16} repeated. - Harry J. Smith, Jun 08 2009

Links

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

Example

8.306623862918074852584262744907492010232214248955655779432188369037585... - Harry J. Smith, Jun 08 2009

Mathematica

RealDigits[N[69^(1/2), 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jan 22 2012 *)

Prog

(PARI) { default(realprecision, 20080); x=sqrt(69); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010521.txt", n, " ", d)); } \\ Harry J. Smith, Jun 08 2009

Crossrefs

Cf. A010148 Continued fraction. - Harry J. Smith, Jun 08 2009

Sequence in context: A154538 A154166 A338612 * A200025 A200300 A268440

Adjacent sequences: A010518 A010519 A010520 * A010522 A010523 A010524

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved