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A127575 Numbers n such that 16n+15 is prime. 20
1, 2, 4, 7, 11, 13, 14, 16, 22, 23, 26, 28, 29, 37, 44, 46, 53, 56, 61, 64, 67, 68, 71, 76, 79, 82, 88, 89, 91, 92, 97, 98, 103, 109, 113, 116, 121, 124, 128, 131, 133, 137, 139, 142, 146, 148, 149, 152, 158, 161, 166, 167, 169, 172, 179, 182, 188, 194, 197 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..59.

MATHEMATICA

a = {}; Do[If[PrimeQ[16n + 15], AppendTo[a, n]], {n, 1, 200}]; a

PROG

(PARI) is(n)=isprime(16*n+15) \\ Charles R Greathouse IV, Apr 29 2015

CROSSREFS

Cf. A125169, A127576.

Sequence in context: A091263 A101430 A249594 * A240106 A206853 A229618

Adjacent sequences:  A127572 A127573 A127574 * A127576 A127577 A127578

KEYWORD

nonn

AUTHOR

Artur Jasinski, Jan 19 2007

STATUS

approved

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Last modified December 7 14:52 EST 2016. Contains 278877 sequences.