OFFSET
1,5
COMMENTS
Does u(n) diverge to infinity?
FORMULA
a(n)<n/2, a(2n+1)=n+1.
PROG
(PARI) a=b=1; for(n=3, 100, c=abs(b-3*a/2); a=b; b=c; print1(valuation(denominator(c), 2), ", "))
CROSSREFS
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Jan 30 2003
STATUS
approved