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Search: id:A045468
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| A045468 |
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Primes congruent to {1, 4} mod 5. |
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+0
24
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| 11, 19, 29, 31, 41, 59, 61, 71, 79, 89, 101, 109, 131, 139, 149, 151, 179, 181, 191, 199, 211, 229, 239, 241, 251, 269, 271, 281, 311, 331, 349, 359, 379, 389, 401, 409, 419, 421, 431, 439, 449, 461, 479, 491
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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These are also primes p that divide Fibonacci(p-1) - Jud McCranie (j.mccranie(AT)comcast.net)
Primes ending in 1 or 9. - Lekraj Beedassy (blekraj(AT)yahoo.com), Oct 27 2003
Also primes p such that p divides 5^(p-1)/2 - 4^(p-1)/2. - Cino Hilliard (hillcino368(AT)gmail.com), Sep 06 2004
Primes p such that the polynomial x^2-x-1 mod p has 2 distinct zeros. - T. D. Noe (noe(AT)sspectra.com), May 02 2005
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REFERENCES
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Hardy and Wright, An Introduction to the Theory of Numbers, Chap.X, p. 150, Oxford University Press, Fifth edition
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CROSSREFS
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Cf. A064739.
Adjacent sequences: A045465 A045466 A045467 this_sequence A045469 A045470 A045471
Sequence in context: A125771 A057538 A123976 this_sequence A053032 A034099 A034109
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KEYWORD
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nonn
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AUTHOR
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njas
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