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A175036
a(n) = 2^(n-1) mod prime(n).
3
1, 2, 4, 1, 5, 6, 13, 14, 3, 19, 1, 13, 37, 22, 28, 14, 46, 44, 40, 24, 4, 18, 65, 2, 96, 10, 38, 31, 66, 2, 4, 124, 34, 82, 69, 32, 75, 103, 114, 5, 36, 78, 20, 6, 135, 125, 24, 132, 12, 13, 152, 24, 16, 8, 64, 218, 37, 55, 59, 170, 15, 270, 101, 104, 142, 185, 64, 16, 243, 28, 319, 12, 63, 308, 156, 252, 193, 334, 18, 159, 375, 298, 27, 316, 292, 65, 410, 220, 236, 173, 329, 46, 76, 150, 447, 46, 320, 118, 25, 17, 206, 399, 336, 457, 150, 3, 49, 116, 392, 512, 81, 77, 113, 75, 188, 50, 131, 116, 647, 63, 68
OFFSET
1,2
MATHEMATICA
Table[PowerMod[2, n-1, Prime[n]], {n, 200}] (* Zak Seidov, Dec 02 2010 *)
CROSSREFS
Cf. A181670.
Sequence in context: A094640 A070937 A278437 * A177985 A198512 A059573
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Zak Seidov, Dec 02 2010
STATUS
approved