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A010155 Continued fraction for sqrt(77). 2
8, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3, 2, 3, 1, 16, 1, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Harry J. Smith, Table of n, a(n) for n=0,...,20000

G. Xiao, Contfrac

Index entries for continued fractions for constants

FORMULA

a(n)=(1/90)*{-199*(n mod 6)+56*[(n+1) mod 6]+11*[(n+2) mod 6]+41*[(n+3) mod 6]-4*[(n+4) mod 6]+251*[(n+5) mod 6]}-8*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Jul 24 2009]

EXAMPLE

8.774964387392122060406388307... = 8 + 1/(1 + 1/(3 + 1/(2 + 1/(3 + ...)))) [From Harry J. Smith, Jun 09 2009]

MATHEMATICA

ContinuedFraction[Sqrt[77], 300] (*From Vladimir Joseph Stephan Orlovsky, Mar 09 2011*)

PROG

(PARI) { allocatemem(932245000); default(realprecision, 20000); x=contfrac(sqrt(77)); for (n=0, 20000, write("b010155.txt", n, " ", x[n+1])); } [From Harry J. Smith, Jun 09 2009]

CROSSREFS

Cf. A010529 Decimal expansion. [From Harry J. Smith, Jun 09 2009]

Sequence in context: A140242 A156944 A021127 * A019607 A203817 A196932

Adjacent sequences:  A010152 A010153 A010154 * A010156 A010157 A010158

KEYWORD

nonn,cofr

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified May 22 12:35 EDT 2013. Contains 225529 sequences.