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A040118
Continued fraction for sqrt(130).
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
OFFSET
0,1
FORMULA
From Elmo R. Oliveira, Aug 03 2024: (Start)
G.f.: (11 + 2*x + 2*x^2 + 11*x^3)/(1 - x^3).
a(n) = a(n-3), n > 3. (End)
MAPLE
Digits := 100: convert(evalf(sqrt(N)), confrac, 90, 'cvgts'):
MATHEMATICA
ContinuedFraction[Sqrt[130], 300] (* Vladimir Joseph Stephan Orlovsky, Mar 12 2011*)
CROSSREFS
Cf. A041236/A041237 (convergents).
Sequence in context: A261353 A087774 A322562 * A099268 A070277 A109864
KEYWORD
nonn,cofr,easy
AUTHOR
STATUS
approved