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A040742
Continued fraction for sqrt(770).
1
27, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1, 54, 1, 2, 1
OFFSET
0,1
FORMULA
From Amiram Eldar, Jan 10 2024: (Start)
Multiplicative with a(2) = 2, a(2^e) = 54 for e >= 2, and a(p^e) = 1 for an odd prime p.
Dirichlet g.f.: zeta(s) * (1 + 1/2^s + 13/2^(2*s-2)). (End)
MAPLE
with(numtheory): Digits := 300: convert(evalf(sqrt(770)), confrac);
MATHEMATICA
ContinuedFraction[Sqrt[770], 120] (* Harvey P. Dale, Apr 22 2011 *)
CROSSREFS
Sequence in context: A040730 A040729 A040741 * A040740 A040739 A040738
KEYWORD
nonn,cofr,easy,mult
STATUS
approved