|
| |
|
|
A101767
|
|
Numbers n such that n, 2n+1, 3n+2, 4n+3, 5n+4, 6n+5 are primes.
|
|
8
|
|
|
|
154769, 175349, 641549, 658349, 1018709, 2274089, 2894219, 5246009, 6621929, 7949759, 8189999, 8678669, 10366439, 12327629, 13951559, 18160379, 18924569, 21914339, 22279949, 22297799, 24765509, 25592279, 31029389, 31835159, 36802079, 38844119, 38911949
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
COMMENTS
|
a(n) == 209 (mod 210) - John Cerkan, Mar 22 2018
|
|
|
LINKS
|
John Cerkan, Table of n, a(n) for n = 1..10000
|
|
|
MATHEMATICA
|
a={}; Do[p=Prime[n]; If[PrimeQ[p*2+1]&&PrimeQ[p*3+2]&&PrimeQ[p*4+3]&&PrimeQ[p*5+4]&&PrimeQ[p*6+5], AppendTo[a, p]], {n, 1, 10^5}]; Print[a]; (* Vladimir Joseph Stephan Orlovsky, Apr 29 2008 *)
|
|
|
CROSSREFS
|
Cf. A000040, A005384, A067256, A067257, A067258, A101768, A101769, A101770.
Sequence in context: A255040 A255033 A256951 * A235220 A282163 A250883
Adjacent sequences: A101764 A101765 A101766 * A101768 A101769 A101770
|
|
|
KEYWORD
|
nonn,easy
|
|
|
AUTHOR
|
Jonathan Vos Post and Ray Chandler, Dec 31 2004
|
|
|
EXTENSIONS
|
Terms a(25) and beyond from John Cerkan, Mar 22 2018
|
|
|
STATUS
|
approved
|
| |
|
|
