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 A086303 Numbers n such that n+15 is prime. 5
 2, 4, 8, 14, 16, 22, 26, 28, 32, 38, 44, 46, 52, 56, 58, 64, 68, 74, 82, 86, 88, 92, 94, 98, 112, 116, 122, 124, 134, 136, 142, 148, 152, 158, 164, 166, 176, 178, 182, 184, 196, 208, 212, 214, 218, 224, 226, 236, 242, 248, 254, 256, 262, 266, 268, 278, 292, 296 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 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 Table of n, a(n) for n=1..58. FORMULA a(n)=2*A089559(n). PROG (PARI) is(n)=isprime(n+15) \\ Charles R Greathouse IV, Feb 20 2017 CROSSREFS Cf. A089559. Sequence in context: A063033 A128309 A074202 * A209838 A121982 A143423 Adjacent sequences: A086300 A086301 A086302 * A086304 A086305 A086306 KEYWORD easy,nonn AUTHOR Giovanni Teofilatto, Aug 29 2003 EXTENSIONS Extended by Ray Chandler, Nov 29 2003 STATUS approved

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Last modified May 19 19:45 EDT 2024. Contains 372703 sequences. (Running on oeis4.)