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!)
A079292 Near twin primes of order 12: twin primes p,p+2 such that p+12 and p+14 are primes. 1
5, 17, 29, 59, 137, 179, 227, 269, 419, 809, 1019, 1049, 1277, 1289, 1607, 2129, 2789, 3359, 3527, 3917, 4217, 4229, 4259, 4637, 4787, 5009, 5639, 5867, 6689, 6779, 6947, 7547, 8219, 8999, 9419, 11057, 11159, 12239, 13679, 13709, 13997, 14549, 17909 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

FORMULA

Seq(d, n) = if(n prime & n+2 prime and n+d prime and n+d+2 prime) output n.

EXAMPLE

Seq(12,20) = 5 17 29 59. 5+2 = prime, 5+12 = prime, 5+14 = prime, 17+2 = prime 17+12 = prime, 17+14 = prime.

MATHEMATICA

Select[Range[2*10^4], And @@ PrimeQ[# + {0, 2, 12, 14}] &] (* Amiram Eldar, Dec 26 2019 *)

CROSSREFS

A007530 gives twin primes of order 6.

Sequence in context: A145478 A143103 A091851 * A246334 A272838 A272939

Adjacent sequences:  A079289 A079290 A079291 * A079293 A079294 A079295

KEYWORD

easy,nonn

AUTHOR

Cino Hilliard, Feb 08 2003

EXTENSIONS

Offset corrected by Amiram Eldar, Dec 26 2019

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 September 26 02:28 EDT 2020. Contains 337346 sequences. (Running on oeis4.)