OFFSET
1,2
COMMENTS
Conjecture: -1 < n*r - a(n) < 4 for n>=1, where r = (1 + sqrt(17))/4.
LINKS
Clark Kimberling, Table of n, a(n) for n = 1..10000
EXAMPLE
As a word, A285668 = 11011101..., in which 1 is in positions 1,2,4,5,6,8,...
MATHEMATICA
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, May 02 2017
STATUS
approved