OFFSET
1,2
COMMENTS
a(n) - a(n-1) is in {1,2} for n>=2, and a(n)/n -> (8 + sqrt(8)/7.
LINKS
Clark Kimberling, Table of n, a(n) for n = 1..10000
EXAMPLE
As a word, A286907 = 0101000101000101..., in which 0 is in positions 1,3,5,6,7,9,....
MATHEMATICA
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, May 18 2017
STATUS
approved