A010530 - OEIS

A010530

Decimal expansion of square root of 78.

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

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

OFFSET

1,1

COMMENTS

Continued fraction expansion is 8 followed by {1, 4, 1, 16} repeated. - Harry J. Smith, Jun 09 2009

LINKS

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

EXAMPLE

8.831760866327846854764042726959253964174639480931417826210202972557139... - Harry J. Smith, Jun 09 2009

MATHEMATICA

RealDigits[N[78^(1/2), 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jan 23 2012 *)

PROG

(PARI) { default(realprecision, 20080); x=sqrt(78); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010530.txt", n, " ", d)); } \\ Harry J. Smith, Jun 09 2009

CROSSREFS

Cf. A010156 Continued fraction. - Harry J. Smith, Jun 09 2009

Sequence in context: A377008 A265292 A272415 * A289915 A021535 A371466

Adjacent sequences: A010527 A010528 A010529 * A010531 A010532 A010533

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved