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A040151 Continued fraction for sqrt(164). 1
12, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4, 6, 4, 1, 24, 1, 4 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..74.

Index entries for continued fractions for constants

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 1).

FORMULA

a(n)=(1/18)*{-61*(n mod 6)+17*[(n+1) mod 6]+14*[(n+2) mod 6]+2*[(n+3) mod 6]-[(n+4) mod 6]+77*[(n+5) mod 6]}-12*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Jun 10 2009]

MAPLE

Digits := 100: convert(evalf(sqrt(N)), confrac, 90, 'cvgts'):

MATHEMATICA

ContinuedFraction[Sqrt[164], 300] (* Vladimir Joseph Stephan Orlovsky, Mar 25 2011*)

CROSSREFS

Sequence in context: A229193 A010212 A270004 * A010213 A140378 A085094

Adjacent sequences:  A040148 A040149 A040150 * A040152 A040153 A040154

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified January 25 16:42 EST 2020. Contains 331245 sequences. (Running on oeis4.)