OFFSET
0,4
EXAMPLE
a(5) is the denominator of r_5 = r_0 +1/(r_1 +1/(r_2
+1/(r_3 + 1/r_4))) =
0 + 1/(1 +1/(1 +1/(1/2 +1/(3/4)))) = 17/28.
MATHEMATICA
f[l_List] := Append[l, FromContinuedFraction[l]]; Denominator@Nest[f, {0, 1}, 10] (* Ray Chandler, Dec 29 2006 *)
CROSSREFS
KEYWORD
easy,frac,nonn
AUTHOR
Leroy Quet, Dec 28 2006
EXTENSIONS
Extended by Ray Chandler, Dec 29 2006
STATUS
approved