OFFSET
1,1
COMMENTS
Conjecture: a(n)/n -> 2.
LINKS
Clark Kimberling, Table of n, a(n) for n = 1..10000
EXAMPLE
As a word, A285533 = 110100111..., in which 0 is in positions 3,5,6,13,15,...
MATHEMATICA
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Apr 30 2017
STATUS
approved