OFFSET
1,1
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 = 1001001010..., in which 0 is in positions 2,3,5,6,8,10,...
MATHEMATICA
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Apr 21 2017
STATUS
approved