|
Search: id:A094319
|
|
|
| A094319 |
|
Prime values of Lehmer's polynomial 263*x^2+3. |
|
+0
2
|
|
| 3, 4211, 51551, 177791, 420803, 4043891, 4444703, 4864451, 9898271, 13196291, 16437503, 16967711, 34846451, 37181891, 44210303, 48628703, 56622851, 64181471, 75558851, 82476803, 95946611, 101097203, 107724803, 113178371, 137858291, 140152703, 165804671
(list; graph; listen)
|
|
|
OFFSET
|
0,1
|
|
|
COMMENT
|
For the first 206 primes p assumed by this quadratic form with x>=0, the number 326 is a primitive root modulo p.
|
|
REFERENCES
|
K. Ireland and M. Rosen, A Classical Introduction to Modern Number Theory. Springer-Verlag, NY, 1982, p. 47.
D. H. Lehmer, A note on primitive roots, Scripta Math., 26 1963 117-119.
Pieter Moree, Posting to Number Theory List, Jun 03, 2004.
|
|
LINKS
|
Pieter Moree, Primitive root producing quadratics
|
|
CROSSREFS
|
Cf. A094320.
Sequence in context: A116213 A136544 A024048 this_sequence A003166 A034317 A056749
Adjacent sequences: A094316 A094317 A094318 this_sequence A094320 A094321 A094322
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
N. J. A. Sloane (njas(AT)research.att.com), Jun 03 2004
|
|
|
Search completed in 0.002 seconds
|
