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A003630
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Inert rational primes in Q(sqrt 3).
(Formerly M3766)
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2
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5, 7, 17, 19, 29, 31, 41, 43, 53, 67, 79, 89, 101, 103, 113, 127, 137, 139, 149, 151, 163, 173, 197, 199, 211, 223, 233, 257, 269, 271, 281, 283, 293, 307, 317, 331, 353, 367, 379, 389, 401, 439, 449, 461, 463, 487, 499, 509, 521, 523, 547, 557, 569, 571, 593
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| Primes p such that p divides 3^(p-1)/2 + 1. - Cino Hilliard (hillcino368(AT)gmail.com), Sep 04 2004
Apparently primes p such that 1+4*x+x^2 is irreducible over GF(p). [Joerg Arndt, Aug 10 2011]
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REFERENCES
| H. Hasse, Number Theory, Springer-Verlag, NY, 1980, p. 498.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
| T. D. Noe, Table of n, a(n) for n = 1..1000
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CROSSREFS
| Sequence in context: A099382 A163633 A092242 * A122565 A079016 A106120
Adjacent sequences: A003627 A003628 A003629 * A003631 A003632 A003633
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Mira Bernstein
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