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!)
A106062 Primes p such that 1*p + 12 and 12*p + 1 are primes. 0
5, 19, 29, 31, 59, 61, 71, 89, 101, 139, 199, 229, 269, 271, 281, 409, 479, 601, 631, 661, 761, 811, 929, 1009, 1021, 1049, 1051, 1091, 1181, 1279, 1291, 1361, 1459, 1499, 1511, 1601, 1609, 1709, 1889, 2099, 2141, 2339, 2381, 2399, 2411, 2539, 2579, 2729 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..48.

MATHEMATICA

Select[Prime[Range[220]], PrimeQ[12#+1]&&PrimeQ[1#+12]&]

PROG

(MAGMA) [p: p in PrimesUpTo(10000)| IsPrime(p+12) and IsPrime(12*p+1)]; // Vincenzo Librandi, Nov 13 2010

CROSSREFS

Intersection of A046133 and A075704. - Michel Marcus, Jan 20 2018

Sequence in context: A299539 A270865 A106072 * A161891 A296930 A251623

Adjacent sequences:  A106059 A106060 A106061 * A106063 A106064 A106065

KEYWORD

nonn

AUTHOR

Zak Seidov, May 07 2005

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 October 18 12:19 EDT 2021. Contains 348067 sequences. (Running on oeis4.)