OFFSET
1,1
REFERENCES
A. Murthy, A note on the conjecture that the Smarandache nn-square (n concatenated with n square) sequence contains no perfect squares (to be published in the Smarandache Notions Journal).
FORMULA
a(n) = 10^floor(1 + 2log_10 n) + n. - Charles R Greathouse IV, Sep 20 2012
CROSSREFS
KEYWORD
nonn,base,easy
AUTHOR
Amarnath Murthy, Apr 17 2001
EXTENSIONS
More terms from David Wasserman, Oct 02 2005
STATUS
approved