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A040118 Continued fraction for sqrt(130). +0
1
11, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22, 2, 2, 22 (list; graph; listen)
OFFSET

0,1

LINKS

Index entries for continued fractions for constants

FORMULA

a(n)=(1/9)*{-34*(n mod 3)+26*[(n+1) mod 3]+86*[(n+2) mod 3]}-11*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Jun 10 2009]

MAPLE

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

CROSSREFS

Sequence in context: A027645 A010190 A087774 this_sequence A099268 A070277 A109864

Adjacent sequences: A040115 A040116 A040117 this_sequence A040119 A040120 A040121

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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