login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A152311 Primes p such that the multiplicative order of 2 modulo p is (p-1)/11. 2
331, 1013, 4643, 12101, 12893, 16061, 17117, 23893, 25763, 25939, 28403, 30493, 32429, 32957, 34739, 36389, 38149, 39139, 42043, 44771, 45541, 46861, 53923, 57773, 59621, 60611, 81533, 85229, 87187, 89123, 92357, 96493, 100981, 105227 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Klaus Brockhaus, Table of n, a(n) for n=1..1000

PROG

(MAGMA) [ p: p in PrimesUpTo(105227) | r eq 1 and Order(R!2) eq q where q, r is Quotrem(p, 11) where R is ResidueClassRing(p) ];

(PARI) Vec(select(p->((p!=2) && (znorder(Mod(2, p)) == (p-1)/11)), primes(20000))) \\ Michel Marcus, Feb 09 2015

CROSSREFS

Cf. A115591, A001133, A001134, A001135, A001136.

Sequence in context: A210511 A142824 A038647 * A255155 A154083 A237475

Adjacent sequences:  A152308 A152309 A152310 * A152312 A152313 A152314

KEYWORD

nonn

AUTHOR

Klaus Brockhaus, Dec 02 2008

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 17 15:32 EST 2020. Contains 331998 sequences. (Running on oeis4.)