OFFSET
0,3
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..300
MATHEMATICA
Table[PowerMod[10, n, 9^n], {n, 0, 20}] (* Harvey P. Dale, Dec 15 2013 *)
PROG
(Magma) [10^n mod 9^n: n in [0..20]]; // Vincenzo Librandi, Jun 02 2011
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, May 20 2008
STATUS
approved