A086303 - OEIS

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A086303

Numbers n such that n+15 is prime.

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