OFFSET
1,1
COMMENTS
Sequence is infinite: the concatenation of two a(n)'s is an upper bound for a(n+1). - Sascha Kurz, Jan 04 2003
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Nov 23 2002
EXTENSIONS
a(9) from Robert Gerbicz, May 09 2008
a(10) from Donovan Johnson, Sep 05 2008
STATUS
approved