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A040646
Continued fraction for sqrt(672).
1
25, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11, 1, 50, 1, 11
OFFSET
0,1
FORMULA
From Amiram Eldar, Jan 03 2024: (Start)
Multiplicative with a(2) = 11, a(2^e) = 50 for e >= 2, and a(p^e) = 1 for an odd prime p.
Dirichlet g.f.: zeta(s) * (1 + 5/2^(s-1) + 39/2^(2*s)). (End)
MAPLE
with(numtheory): Digits := 300: convert(evalf(sqrt(672)), confrac);
MATHEMATICA
ContinuedFraction[Sqrt[672], 100] (* or *) PadRight[{25}, 100, {50, 1, 11, 1}] (* Harvey P. Dale, Apr 19 2022 *)
CROSSREFS
Sequence in context: A040643 A040644 A040645 * A040647 A126647 A040648
KEYWORD
nonn,cofr,easy,mult
STATUS
approved