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A094921
(6^n-1)/5 mod n.
1
0, 1, 1, 3, 0, 1, 1, 3, 7, 5, 1, 7, 1, 7, 10, 3, 1, 7, 1, 15, 1, 7, 1, 19, 0, 7, 16, 7, 1, 25, 1, 19, 10, 7, 15, 7, 1, 7, 4, 35, 1, 7, 1, 39, 25, 7, 1, 19, 29, 25, 43, 51, 1, 43, 15, 35, 43, 7, 1, 55, 1, 7, 43, 51, 60, 25, 1, 55, 43, 35, 1, 43, 1, 7, 25, 31, 8, 49, 1, 35, 16, 7, 1, 7, 25, 7, 43, 27
OFFSET
1,4
MATHEMATICA
Table[Mod[(6^n-1)/5, n], {n, 90}] (* Harvey P. Dale, Nov 25 2012 *)
CROSSREFS
Sequence in context: A174624 A029358 A088512 * A246522 A140166 A242782
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jun 18 2004
STATUS
approved