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 A088879 Numbers n such that 3n + 5 is a prime. 8
 -1, 0, 2, 4, 6, 8, 12, 14, 16, 18, 22, 26, 28, 32, 34, 36, 42, 44, 48, 54, 56, 58, 62, 64, 74, 76, 78, 82, 84, 86, 88, 92, 96, 102, 104, 114, 116, 118, 126, 128, 132, 138, 142, 146, 148, 152, 154, 158, 162, 166, 168, 172, 184, 186, 188, 194, 196, 198, 204, 212, 214, 216, 218 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 REFERENCES M. Cerasoli, F. Eugeni and M. Protasi, Elementi di Matematica Discreta, Bologna 1988 Emanuele Munarini and Norma Zagaglia Salvi, Matematica Discreta, UTET, CittaStudiEdizioni, Milano 1997 LINKS Harvey P. Dale, Table of n, a(n) for n = 1..1000 FORMULA a(n) = A024893(n) - 1 = A087370(n) - 2. MATHEMATICA lst={}; Do[p=n+(n+2)+(n+3); If[PrimeQ[p], AppendTo[lst, n]], {n, 0, 5!}]; lst (* Vladimir Joseph Stephan Orlovsky, May 22 2009 *) Select[Range[-1, 300], PrimeQ[3#+5]&] (* Harvey P. Dale, Jun 08 2020 *) CROSSREFS A003627 gives primes, A091177 gives prime index. Cf. A016789. Sequence in context: A328593 A254748 A217562 * A316470 A290822 A318186 Adjacent sequences: A088876 A088877 A088878 * A088880 A088881 A088882 KEYWORD easy,sign AUTHOR Giovanni Teofilatto, Nov 27 2003 EXTENSIONS Edited and extended by Ray Chandler, Dec 26 2003 STATUS approved

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Last modified April 23 06:04 EDT 2024. Contains 371906 sequences. (Running on oeis4.)