OFFSET
1,7
COMMENTS
Usually a(3n-2)=A001350(n)
FORMULA
It seems that limit n-->infinity r(n)=(9+sqrt(5))/2
EXAMPLE
If n=3 f(k)=floor(r(3)*F(k))+g(k) where r(3)=(9-sqrt(5))/4 is the root of 4*X^2-18*X+19=0 and g(k) is the 6-periodic sequence (0,0,-1,-1,0,-1)
CROSSREFS
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Apr 20 2003
STATUS
approved