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A040379
Continued fraction for sqrt(399).
1
19, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38, 1, 38
OFFSET
0,1
FORMULA
From Amiram Eldar, Dec 20 2023: (Start)
Multiplicative with a(2^e) = 38, and a(p^e) = 1 for an odd prime p.
Dirichlet g.f.: zeta(s) * (1 + 37/2^s). (End)
MAPLE
with(numtheory): Digits := 300: convert(evalf(sqrt(399)), confrac);
MATHEMATICA
ContinuedFraction[Sqrt[399], 100] (* Amiram Eldar, Dec 20 2023 *)
CROSSREFS
Sequence in context: A377613 A040378 A248124 * A210938 A223521 A018939
KEYWORD
nonn,cofr,easy,mult
STATUS
approved