OFFSET
1,1
COMMENTS
Sequence of first differences consists just of 1's and 2's, no two consecutive 2's.
a(n)-A175406(n) may be arbitrarily large.
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..2000
MATHEMATICA
Table[Ceiling[Log[(1+1/n), 3]], {n, 200}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, May 01 2010
EXTENSIONS
Terms corrected by Jon E. Schoenfield, Apr 23 2014
STATUS
approved