OFFSET
1,2
LINKS
Chai Wah Wu, Table of n, a(n) for n = 1..1000
EXAMPLE
1=1^2 is a square and becomes the square 81=9^2 if an eight is attached in front.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Claudio Meller, Oct 27 2009
EXTENSIONS
Definition supplied by R. J. Mathar, Oct 28 2009
More terms from Chai Wah Wu, Sep 11 2014
STATUS
approved