OFFSET
1,1
COMMENTS
Weak conjecture: all terms are 1, 2 or 3. The first 3 appears at n = 1390. There is no 4 in the first 14000 terms. Does a 4 ever appear?
LINKS
N. J. A. Sloane, Table of n, a(n) for n = 1..14000
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Aug 18 2016
STATUS
approved