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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
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
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.)