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!)
A126228 Odd interprimes divisible by 5. 8
15, 45, 105, 165, 195, 205, 225, 315, 405, 465, 495, 515, 615, 625, 645, 675, 705, 765, 825, 855, 885, 915, 1095, 1215, 1305, 1425, 1465, 1485, 1505, 1575, 1665, 1695, 1715, 1785, 1795, 1875, 1895, 1995, 2075, 2085, 2105, 2205, 2295, 2405, 2475, 2535, 2585 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

Do[If[OddQ[(Prime[n + 1] + Prime[n])/2] && Mod[(Prime[n + 1] + Prime[n])/2, 5] == 0, Print[(Prime[n + 1] + Prime[n])/2]], {n, 1, 3000}] (*Artur Jasinski*)

Select[Select[Mean/@Partition[Prime[Range[400]], 2, 1], OddQ], Divisible[#, 5]&]  (* Harvey P. Dale, Feb 06 2011 *)

CROSSREFS

Cf. A072569, A072572, A072573, A126229, A126230, A124619, A124620, A126231, A124622, A126233.

Sequence in context: A303857 A278337 A270563 * A072251 A002756 A039450

Adjacent sequences:  A126225 A126226 A126227 * A126229 A126230 A126231

KEYWORD

nonn

AUTHOR

Artur Jasinski, Dec 21 2006

EXTENSIONS

Extended by Ray Chandler, Jan 09 2007

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 August 10 11:52 EDT 2020. Contains 336379 sequences. (Running on oeis4.)