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!)
 A173552 Numbers n such that 5+38*n^2 is a prime. 4
 0, 1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 16, 17, 19, 21, 22, 23, 24, 26, 29, 31, 32, 33, 34, 36, 37, 38, 39, 48, 49, 53, 54, 56, 58, 59, 61, 62, 63, 64, 66, 71, 77, 78, 79, 82, 83, 84, 86, 88, 93, 96, 99, 104, 106, 108, 114, 116, 118, 119, 122, 123, 129, 134, 136 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 REFERENCES Legendre, Adrien-Marie: Zahlentheorie, (Maser H. transl.), Teubner Verlag, Leipzig 1893, No. 253, p. 326f. LINKS Bruno Berselli, Table of n, a(n) for n = 1..1000 MATHEMATICA Select[Range[0, 150], PrimeQ[5+38#^2]&] (* Harvey P. Dale, Dec 27 2012 *) PROG (Magma) [n: n in [0..300] | IsPrime(5+38*n^2)]; // Vincenzo Librandi, Mar 10 2010 CROSSREFS Cf. A173553, A173554 (associated primes), A173555. Sequence in context: A001959 A263135 A119930 * A188010 A350349 A008320 Adjacent sequences: A173549 A173550 A173551 * A173553 A173554 A173555 KEYWORD nonn,easy AUTHOR Vincenzo Librandi, Feb 21 2010 EXTENSIONS Offset corrected and entries recomputed by Alonso del Arte and N. J. A. Sloane, Jun 18 2010 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 7 15:01 EST 2022. Contains 358667 sequences. (Running on oeis4.)