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A047651
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Minimal positive value of tau modulo primes in A047650.
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1
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6, 10, 23, 14, 82, 144, 112, 22, 122, 100, 173, 171, 92, 339, 343, 228, 383, 458, 326, 460, 407, 485, 405, 157, 83, 125, 530, 606, 176, 136, 601, 42, 321, 236, 364, 842, 46, 914, 612, 676, 380, 535, 335, 393, 54, 123, 1209, 1298, 812, 1196, 1371, 252, 314, 851, 524, 1157
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| Since sqrt(5) mod p is determined up to a sign, there are two values that tau mod p can take.
Minimal positive solution to the equation x^2 - x - 1 = 0 modulo p for primes p in A047650.
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REFERENCES
| E. Lehmer, On the quadratic character of the Fibonacci root, Fib. Quart., 4 (1966), 135-138.
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CROSSREFS
| Cf. A047650.
Sequence in context: A085712 A179875 A166305 * A079426 A132994 A199885
Adjacent sequences: A047648 A047649 A047650 * A047652 A047653 A047654
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KEYWORD
| nonn,easy
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
| Edited and extended by Max Alekseyev (maxale(AT)gmail.com), Feb 06 2010
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