OFFSET
0,1
LINKS
FORMULA
From Amiram Eldar, Dec 26 2023: (Start)
Multiplicative with a(2) = 20, a(2^e) = 42 for e >= 2, and a(p^e) = 1 for an odd prime p.
Dirichlet g.f.: zeta(s) * (1 + 19/2^s + 11/2^(2*s-1)). (End)
MAPLE
with(numtheory): Digits := 300: convert(evalf(sqrt(482)), confrac);
MATHEMATICA
ContinuedFraction[Sqrt[482], 120] (* or *) PadRight[{21}, 120, {42, 1, 20, 1}] (* Harvey P. Dale, Aug 20 2015 *)
CROSSREFS
KEYWORD
nonn,cofr,easy,less,mult
AUTHOR
STATUS
approved