The OEIS is supported by the many generous donors to the OEIS Foundation.

 Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”). Other ways to Give
 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A138622 Nonnegative integers k such that 14*k-1 is prime. 1
 1, 3, 6, 7, 10, 12, 13, 16, 18, 21, 22, 25, 30, 31, 33, 36, 42, 43, 46, 52, 55, 57, 58, 60, 61, 63, 67, 73, 75, 76, 78, 87, 88, 90, 93, 100, 102, 106, 108, 111, 112, 115, 117, 121, 123, 127, 132, 133, 135, 138, 141, 142, 145, 150, 151, 153, 160, 162, 163 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Daniel Starodubtsev, Table of n, a(n) for n = 1..10000 EXAMPLE 14*1-1=13, 14*3-1=41, 14*6-1=83, ... MATHEMATICA a={}; Do[x=14*n-1; If[PrimeQ[x], AppendTo[a, n]], {n, 10^2}]; a Select[Range[200], PrimeQ[14#-1]&] (* Harvey P. Dale, May 01 2013 *) CROSSREFS Cf. A045473. Sequence in context: A173059 A189387 A091087 * A080147 A192593 A289009 Adjacent sequences: A138619 A138620 A138621 * A138623 A138624 A138625 KEYWORD nonn AUTHOR Vladimir Joseph Stephan Orlovsky, May 14 2008 EXTENSIONS More terms from Harvey P. Dale, May 01 2013 STATUS approved

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

Last modified December 1 12:40 EST 2022. Contains 358468 sequences. (Running on oeis4.)