OFFSET
1,2
FORMULA
For n >= 2, a(n) = a(n-1)*A127814(n-1).
EXAMPLE
MATHEMATICA
f[l_List] := Append[l, l[[ -1]] - 1/l[[ -1]]]; Denominator[Nest[f, {2}, 10]] (* Ray Chandler, Feb 07 2007 *)
CROSSREFS
KEYWORD
easy,frac,nonn
AUTHOR
Leroy Quet, Jan 30 2007
EXTENSIONS
Extended by Ray Chandler, Feb 07 2007
STATUS
approved