OFFSET
1,1
COMMENTS
There are exactly 4 such numbers.
EXAMPLE
{337,409,701,827}^2 ={113_569, 167_281, 491_401, 683_929}.
CROSSREFS
KEYWORD
fini,full,nonn,base
AUTHOR
Zak Seidov, Dec 20 2008
EXTENSIONS
Edited by Charles R Greathouse IV, Apr 24 2010
STATUS
approved