OFFSET
1,2
COMMENTS
Conjecture: -1 < n*r - a(n) < 1, where r = 1 + sqrt(1/3).
LINKS
Clark Kimberling, Table of n, a(n) for n = 1..10000
EXAMPLE
As a word, A285205 = 01001010010010..., in which 0 is in positions 1,3,4,6,8,...
MATHEMATICA
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Apr 21 2017
EXTENSIONS
Name corrected by Michel Dekking, Feb 24 2021
STATUS
approved