OFFSET
1,1
COMMENTS
Heuristically, a(n) ~ kn log n for some k >= 4.5/log 10.
EXAMPLE
2, 5(>4=2+2), 11(>10>5+5), 13(=13=11+1+1), 17(=17=13+1+3), 29(>25=17+1+7), etc.
CROSSREFS
KEYWORD
nonn,base,less
AUTHOR
Juri-Stepan Gerasimov, Feb 13 2009
EXTENSIONS
Corrected by Charles R Greathouse IV, Mar 19 2010
STATUS
approved