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A141401 Numbers n such that 16*n^4 + 625 is prime. 1
1, 2, 4, 7, 8, 9, 16, 17, 21, 23, 24, 27, 36, 42, 52, 53, 57, 58, 64, 66, 67, 77, 78, 81, 84, 86, 87, 92, 93, 94, 104, 106, 111, 123, 132, 138, 143, 146, 152, 159, 172, 176, 179, 183, 188, 189, 191, 196, 198, 202, 212, 217, 227, 232, 234, 236, 239, 246, 253, 256, 272 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
MAPLE
select( n -> isprime(16*n^4+625), [$0..1000]);
PROG
(Magma) [n: n in [0..500] |IsPrime(16*n^4 + 625 )] \\ Vincenzo Librandi, Nov 25 2010
(PARI) is(n)=isprime(16*n^4+625) \\ Charles R Greathouse IV, Jun 13 2017
CROSSREFS
Sequence in context: A182636 A116724 A035251 * A132604 A013153 A075663
KEYWORD
easy,nonn
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Mar 25 2010
STATUS
approved

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Last modified February 26 20:11 EST 2024. Contains 370352 sequences. (Running on oeis4.)