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A139732
a(n) = 9^n mod 7^n.
1
0, 2, 32, 43, 1759, 8628, 60845, 665254, 2693114, 24238026, 97081413, 1721158464, 5603792461, 22751557747, 495431050944, 1745987167100, 25209007523786, 160415206574872, 280584289237813, 5782085798961215, 29240981819904649, 502545635271977844
OFFSET
0,2
LINKS
PROG
(Magma) [9^n mod 7^n: n in [0..25]]; // Vincenzo Librandi, Jun 04 2011
CROSSREFS
Sequence in context: A193419 A160557 A103028 * A037313 A122127 A303078
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, May 20 2008
STATUS
approved