OFFSET
1,2
COMMENTS
Conjecture: a(n)/n -> 5/2.
LINKS
Clark Kimberling, Table of n, a(n) for n = 1..10000
EXAMPLE
As a word, A285975 = 011010110101101010110110..., in which 0 is in positions 1,4,6,9,11,...
MATHEMATICA
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, May 06 2017
STATUS
approved