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A007348 Primes for which -10 is a primitive root.
(Formerly M3035)
3
3, 17, 29, 31, 43, 61, 67, 71, 83, 97, 107, 109, 113, 149, 151, 163, 181, 191, 193, 199, 227, 229, 233, 257, 269, 283, 307, 311, 313, 337, 347, 359, 389, 431, 433, 439, 443, 461, 467, 479, 509, 523, 541, 563, 577, 587, 593, 599, 631, 683, 701, 709, 719, 787, 821, 827, 839 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

REFERENCES

M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards Applied Math. Series 55, 1964 (and various reprintings), Table 24.8, p. 864.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

R. J. Mathar, Table of n, a(n) for n = 1..10000

M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].

Index entries for primes by primitive root

MATHEMATICA

pr=-10; Select[Prime[Range[200 ] ], MultiplicativeOrder[pr, # ] == #-1 & ]

PROG

(PARI) is(n)=gcd(n, 10)==1 && znorder(Mod(-10, n))==n-1 \\ Charles R Greathouse IV, Nov 25 2014

CROSSREFS

Cf. A038880.

Sequence in context: A192538 A045436 A167806 * A105912 A249374 A106085

Adjacent sequences:  A007345 A007346 A007347 * A007349 A007350 A007351

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Mira Bernstein, Robert G. Wilson v

EXTENSIONS

More terms from N. J. A. Sloane, Apr 24 2005

Edited by N. J. A. Sloane, Aug 29 2008 at the suggestion of R. J. Mathar

A&S reference and Mathematica program corrected by T. D. Noe, Nov 04 2009

STATUS

approved

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Last modified December 10 15:13 EST 2016. Contains 279003 sequences.