OFFSET
1,3
EXAMPLE
a(5) = the denominator of b(5). b(5) = 1 +1/(2 +1/(4/3 +1/(24/17 +1))) = 768/553.
MATHEMATICA
a = {1}; Do[AppendTo[a, FromContinuedFraction[Join[a, {1}]]], {10}]; Denominator[a] (* Stefan Steinerberger, Oct 24 2007 *)
CROSSREFS
KEYWORD
frac,nonn
AUTHOR
Leroy Quet, Feb 25 2007
EXTENSIONS
More terms from Stefan Steinerberger, Oct 24 2007
STATUS
approved