OFFSET
1,3
LINKS
Giovanni Resta, Table of n, a(n) for n = 1..100
EXAMPLE
10816=104^2 is a member as its internal digits 081 as well as the external digits 16 are squares.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Nov 05 2002
EXTENSIONS
More terms from Erich Friedman, Aug 08 2005
a(25)-a(28) from Donovan Johnson, Sep 09 2008
0 inserted by Jon E. Schoenfield, Jan 15 2014
STATUS
approved