OFFSET
1,1
EXAMPLE
a(3)a(2)a(1) = 1849 = 43^2, a(4)a(3)a(2)a(1) = 1671849 = 1293^2.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Amarnath Murthy, Apr 28 2001
EXTENSIONS
Corrected by Larry Reeves (larryr(AT)acm.org), May 07 2001
More terms from Ulrich Schimke (ulrschimke(AT)aol.com), Nov 06 2001
STATUS
approved